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isphere-ai-bridge/docs/source-discovery/2026-07-09-n12-pre-zyl-index.md
2026-07-09 22:26:03 +08:00

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N12-pre zyl Evidence Index

Date: 2026-07-09 Evidence id: zyl-qqfile-20260709 Archive: runs/offline-evidence-intake/zyl-qqfile-20260709/archives/zyl.rar SHA256: 126CC72F21293829FED374321A2AFE6E067959B63A76981BCB6678C64E887173 Archive type: RAR5 Archive listing summary: 3931 files, 439 folders Source metadata: runs/offline-evidence-intake/zyl-qqfile-20260709/metadata/archive-list.txt

Current conclusion

The N12-pre package contains a strong local-data candidate for Stage C read tools:

  1. MsgLib.db files under zyl\iSphere\...\Account\... and zyl\Impp\Account\....
  2. importal\localcache communication logs: Smark.SendReceive, SaveToDB, PacketReader.ProcessPacket, and LoginInfo.
  3. importal\<hash> document/cache directories that can later be mapped to message DB or log references for file receive/download.

The first Stage C source candidate should be the latest visible iSphere DB for account 90005981, with IMPP DB and communication logs as comparison/fallback evidence.

Candidate counts from archive list

Candidate family Count / summary Evidence examples
MsgLib.db total 14 files 12 under zyl\iSphere\...\Account\..., 2 under zyl\Impp\Account\...
SQLite runtime files 4 files System.Data.SQLite.dll and System.Data.SQLite.xml under both zyl\iSphere and zyl\Impp
LoginInfo logs 18 log files account/session context
PacketReader.ProcessPacket logs 19 log files packet/message processing trace
SaveToDB logs 15 log files DB persistence trace
Smark.SendReceive logs 24 log files send/receive transport trace; largest observed file is 10,486,426 bytes
Hashed zyl\importal\<hash> file-cache entries 11 files plus hashed folders likely document/file receive cache candidates

Candidate source families

Family Evidence path examples Why it matters Initial action
SQLite runtime zyl\iSphere\System.Data.SQLite.dll; zyl\Impp\System.Data.SQLite.dll Confirms bundled SQLite usage around message libraries record versions and inspect dependent DB files
iSphere message DB zyl\iSphere\8c5e81a7f6dd1169.10083\27000000\Account\90005981\MsgLib.db; zyl\iSphere\8c5e81a7f6dd1169.10083\27000000\Account\duyanming0731\MsgLib.db Strong candidate for isphere_receive_messages, contacts, groups, and attachment references extract selected DB copies and inspect schema
IMPP message DB zyl\Impp\Account\90005981\MsgLib.db; zyl\Impp\Account\27091282\MsgLib.db Older or parallel candidate source for message history compare schema with iSphere DB
Local communication logs zyl\importal\localcache\8c5e81a7f6dd1169.10083\27000000\Log\90005981\Smark.SendReceive\2026-07-07_1.log; zyl\importal\localcache\8c5e81a7f6dd1169.10083\27000000\Log\90005981\SaveToDB\2026-07-07_1.log; zyl\importal\localcache\8c5e81a7f6dd1169.10083\27000000\Log\90005981\PacketReader.ProcessPacket\2026-07-07_1.log Candidate execution trace for message receive/save behavior inspect log structure and timestamp alignment
Login/info logs zyl\importal\localcache\8c5e81a7f6dd1169.10083\27000000\Log\90005981\LoginInfo\2026-07-07_1.log Candidate account/session context for source mapping inspect field names and account identifiers
Received/document cache zyl\importal\256914c029af44bd96665abd69ddd500\*.xlsx; zyl\importal\4a33b65a33c14149b440724bfc3d912e\g.docx; zyl\importal\4fa0846abdbb4331a956cb056be9566a\*.pdf Candidate file receive/download cache for isphere_receive_files map hashed directories to DB/log references

MsgLib.db candidates

Priority Modified time Size bytes Archive path Notes
1 2026-07-07 15:41:45 2,839,552 zyl\iSphere\8c5e81a7f6dd1169.10083\27000000\Account\90005981\MsgLib.db latest visible iSphere DB and matches same-day logs
2 2022-04-24 08:52:20 2,776,064 zyl\Impp\Account\90005981\MsgLib.db parallel/older DB for same account id
3 2022-01-25 09:51:17 12,198,912 zyl\Impp\Account\27091282\MsgLib.db largest IMPP message DB, useful for schema comparison
4 2026-05-15 17:29:01 346,112 zyl\iSphere\8c5e81a7f6dd1169.10083\27000000\Account\duyanming0731\MsgLib.db recent named-account DB for schema comparison
5 2026-06-22 14:03:56 333,824 zyl\iSphere\8c5e81a7f6dd1169.10083\27000000\Account\mayanlong1912\MsgLib.db recent named-account DB for schema comparison
6 2026-06-25 10:59:33 69,632 zyl\iSphere\8c5e81a7f6dd1169.10083\27000000\Account\xuguopeng101X\MsgLib.db recent named-account DB for small-schema comparison
7 2025-06-20 17:37:32 239,616 zyl\iSphere\8c5e81a7f6dd1169.10083\27000000\Account\zhangzhenghu2730\MsgLib.db message DB candidate
8 2025-10-23 15:10:42 204,800 zyl\iSphere\8c5e81a7f6dd1169.10083\27000000\Account\maxiaojie7418\MsgLib.db message DB candidate
9 2024-01-27 19:17:55 206,848 zyl\iSphere\8c5e81a7f6dd1169.10083\27000000\Account\dumei0466\MsgLib.db message DB candidate
10 2025-10-10 17:14:12 108,544 zyl\iSphere\8c5e81a7f6dd1169.10083\27000000\Account\90016309\MsgLib.db numeric-account DB candidate
11 2025-10-28 09:49:12 75,776 zyl\iSphere\8c5e81a7f6dd1169.10083\27000000\Account\90017948\MsgLib.db numeric-account DB candidate
12 2023-03-31 15:09:48 394,240 zyl\iSphere\8c5e81a7f6dd1169.10083\27000000\Account\90003887\MsgLib.db older numeric-account DB candidate
13 2022-06-14 14:54:19 282,624 zyl\iSphere\8c5e81a7f6dd1169.10083\27000000\Account\90005184\MsgLib.db older numeric-account DB candidate
14 2025-06-18 14:07:17 191,488 zyl\iSphere\8c5e81a7f6dd1169.10083\27000000\Account\lixing0316\MsgLib.db message DB candidate

Same-day account 90005981 log candidates

Log family Modified time Size bytes Archive path Why it matters
LoginInfo 2026-07-07 15:30:05 750 zyl\importal\localcache\8c5e81a7f6dd1169.10083\27000000\Log\90005981\LoginInfo\2026-07-07_1.log account/session context for the latest DB
SaveToDB 2026-07-07 15:30:09 9,704 zyl\importal\localcache\8c5e81a7f6dd1169.10083\27000000\Log\90005981\SaveToDB\2026-07-07_1.log trace of persistence into local DB
PacketReader.ProcessPacket 2026-07-07 15:41:45 244,606 zyl\importal\localcache\8c5e81a7f6dd1169.10083\27000000\Log\90005981\PacketReader.ProcessPacket\2026-07-07_1.log packet processing trace near DB timestamp
Smark.SendReceive 2026-07-07 15:43:08 827,884 zyl\importal\localcache\8c5e81a7f6dd1169.10083\27000000\Log\90005981\Smark.SendReceive\2026-07-07_1.log send/receive trace near DB timestamp
Default 2026-07-07 15:33:47 98,056 zyl\importal\localcache\8c5e81a7f6dd1169.10083\27000000\Log\90005981\Default\2026-07-07_1.log general client runtime context
Default/ErrorFaltal 2026-07-07 15:32:51 57,408 zyl\importal\localcache\8c5e81a7f6dd1169.10083\27000000\Log\90005981\Default\ErrorFaltal\2026-07-07_1.log error/runtime context for the same date

Received/document cache candidates

The archive contains hashed zyl\importal\<hash> directories with document-like files. The visible examples include:

Archive path pattern Observed file type MCP relevance
zyl\importal\256914c029af44bd96665abd69ddd500\*.xlsx spreadsheet candidate received-file cache
zyl\importal\4a33b65a33c14149b440724bfc3d912e\g.docx Word document candidate received-file cache
zyl\importal\4fa0846abdbb4331a956cb056be9566a\*.pdf PDF candidate received-file cache
zyl\importal\69003b4a95b5461fbe6fba38de74bc62\*.doc Word document candidate received-file cache
zyl\importal\c4f11655e8d24e96b3a0eb2e3727bba0\*.docx Word document candidate received-file cache
zyl\importal\cd0cd63034824bbaa81e1136da9dc236\*.pdf PDF candidate received-file cache

These hashed directories become useful after the DB/log inspection identifies message attachment or file-cache references.

First extraction target list

Priority Archive path Destination under runs Reason
1 zyl\iSphere\8c5e81a7f6dd1169.10083\27000000\Account\90005981\MsgLib.db runs/offline-evidence-intake/zyl-qqfile-20260709/extracted/msgdb-isphere-90005981/ latest visible iSphere message DB candidate
2 zyl\Impp\Account\90005981\MsgLib.db runs/offline-evidence-intake/zyl-qqfile-20260709/extracted/msgdb-impp-90005981/ compare older or parallel IMPP DB candidate
3 zyl\Impp\Account\27091282\MsgLib.db runs/offline-evidence-intake/zyl-qqfile-20260709/extracted/msgdb-impp-27091282/ largest observed message DB for schema comparison
4 zyl\importal\localcache\8c5e81a7f6dd1169.10083\27000000\Log\90005981\Smark.SendReceive\2026-07-07_1.log runs/offline-evidence-intake/zyl-qqfile-20260709/extracted/log-smark-90005981-20260707/ message send/receive trace candidate
5 zyl\importal\localcache\8c5e81a7f6dd1169.10083\27000000\Log\90005981\SaveToDB\2026-07-07_1.log runs/offline-evidence-intake/zyl-qqfile-20260709/extracted/log-savetodb-90005981-20260707/ DB write trace candidate
6 zyl\importal\localcache\8c5e81a7f6dd1169.10083\27000000\Log\90005981\PacketReader.ProcessPacket\2026-07-07_1.log runs/offline-evidence-intake/zyl-qqfile-20260709/extracted/log-packetreader-90005981-20260707/ packet processing trace candidate
7 zyl\importal\localcache\8c5e81a7f6dd1169.10083\27000000\Log\90005981\LoginInfo\2026-07-07_1.log runs/offline-evidence-intake/zyl-qqfile-20260709/extracted/log-logininfo-90005981-20260707/ account/session context candidate

Stage B2 questions

  1. What are the table names and column names inside MsgLib.db?
  2. Which tables contain message body, sender, receiver/conversation id, timestamp, and attachment/file references?
  3. Are contact and group display names stored in the same DB or only inferable from conversation/message rows?
  4. Do SaveToDB and Smark.SendReceive logs reveal DB table mapping or message ids that can be matched to MsgLib.db?
  5. Which DB/log field maps to the docs/mcp-core-tools-contract.md output for isphere_receive_messages?

Decision after index

Proceed to docs/source-discovery/capability-source-matrix.md after the first extraction target list has confirmed message DB and log candidates. The likely first Stage C implementation slice is isphere_receive_messages backed by zyl\iSphere\...\Account\90005981\MsgLib.db, subject to schema inspection.