OpenTechnical

OT-2026-000076166

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, vented before 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-2026-000076166) never changes.

Identity and time

Publication numberOT-2026-000076166 · never reused
Internal UUID01a0ae94-6a6f-7ffc-b4a8-366cfa5c4fa7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:57.307071Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076166
StatusPUBLIC

Content hashes

Canonical text43d08d13e9ee4426fc0edea3ee572d198271a0ad7b6d6614a459d5dcadef7489
Markdown6354a6263339bee7fbbe5e5185be6c240c76ae0a768087ebd27dcd9ca3c19b48
PDF
Publication pagee25e8af16943c3f88960cc1346805f8967614e9bd3e037ef21f53c0bb8c54def
Manifest345a4dc207fc06b727d42b3b14ddb102620425aa1ed9725b30a0bece7bdeb83d

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
Signatureau3NwWCgJiYfgdiQgg7LxvOse/ymyLGYBc4aOlUcAglVBf4IdFXXA4H6XfoypDimYzZOqDAQA4mKpRtBPEsVAA==
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

2026-09-17T10:11:23.221705ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076166
observed e25e8af16943c3f88960cc1346805f89...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:23.203494ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076166/manifest.json
observed 345a4dc207fc06b727d42b3b14ddb102...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:23.010038ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076166/publication.md
observed 6354a6263339bee7fbbe5e5185be6c24...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:22.991592ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076166/publication.txt
observed 43d08d13e9ee4426fc0edea3ee572d19...
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.