OpenTechnical

OT-2026-000088201

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, plant vacuum fed, supply line pressure sensor, sustained blow-off before set-down

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000088201) never changes.

Identity and time

Publication numberOT-2026-000088201 · never reused
Internal UUID01a0ae9b-1aa8-76b2-9df5-dfea7f0a9448 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:15.638297Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088201
StatusPUBLIC

Content hashes

Canonical textcc2b0acb9650ba398fee76c933c64af9c8eb7bf720d2e0766b3e7ca1f3468b82
Markdownb930e66bdaa4d2706d46118cbcb0e318c6ac6b88a332e361854b7296bd3b6f41
PDF
Publication page4323743fa84d6ef8688c362bef0b0228397a7685d8d49b0de68a58fa39a79709
Manifeste39814250934bacc840a2b696efa0425ba831a1020d4329af037e6a019c551f1

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureEeffmKB9ZJAX+ba9HKqRmESDSR47Zn+PI/cPD6+Qrv0uTw9V6bmNleuuh1ojoohDN+r69/ibECh1cQLaY56dAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:50:16.719190ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088201
observed 4323743fa84d6ef8688c362bef0b0228...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:16.700299ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088201/manifest.json
observed e39814250934bacc840a2b696efa0425...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:16.682234ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088201/publication.md
observed b930e66bdaa4d2706d46118cbcb0e318...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:16.664194ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088201/publication.txt
observed cc2b0acb9650ba398fee76c933c64af9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:16.149597ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088201
observed 4323743fa84d6ef8688c362bef0b0228...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:16.129720ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088201/manifest.json
observed e39814250934bacc840a2b696efa0425...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:16.109557ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088201/publication.md
observed b930e66bdaa4d2706d46118cbcb0e318...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:16.090191ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088201/publication.txt
observed cc2b0acb9650ba398fee76c933c64af9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.