OpenTechnical

OT-2026-000007997

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, vented after set-down, on a tool changer

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-2026-000007997) never changes.

Identity and time

Publication numberOT-2026-000007997 · never reused
Internal UUID01a0ae6a-908b-7285-a59f-0cb01009fc71 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:14.564317Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007997
StatusPUBLIC

Content hashes

Canonical text522e1e11f55e35c23046f3b94b869723584919d9bf324eab51eb836eaf3770f8
Markdownf89e48bcfe7c34848555e7ab4e864e43fd9e5c8e1b8a83ffb7e9b99b50ca626a
PDF
Publication page72bbafbe829793640354540c45fed87f4f8b4be39a635ad0fb6dc49d32057bce
Manifestdf5b3d99e54d871cce490da9c33064d0a14c8fb4ed381e6139d8a4d49b7ddda8

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
SignatureKc1OloymmV8eblht9hA6iZdiPSKn7Mx+pUMX8usGYJG2acQt41j8E9xvC3qdIy+kM9lrLTpQ3/hXg5l6bibbCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:20:32.773611ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007997
observed 72bbafbe829793640354540c45fed87f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:32.755630ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007997/manifest.json
observed df5b3d99e54d871cce490da9c33064d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:32.738907ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007997/publication.md
observed f89e48bcfe7c34848555e7ab4e864e43...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:32.706231ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007997/publication.txt
observed 522e1e11f55e35c23046f3b94b869723...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:15.422470ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007997
observed 72bbafbe829793640354540c45fed87f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:15.378372ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007997/manifest.json
observed df5b3d99e54d871cce490da9c33064d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:08.861019ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007997/publication.md
observed f89e48bcfe7c34848555e7ab4e864e43...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:08.842791ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007997/publication.txt
observed 522e1e11f55e35c23046f3b94b869723...
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.