OpenTechnical

OT-2026-000066054

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, three 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-2026-000066054) never changes.

Identity and time

Publication numberOT-2026-000066054 · never reused
Internal UUID01a0ae8e-8dc2-7927-86ec-a087326a5d3d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:33.262219Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066054
StatusPUBLIC

Content hashes

Canonical text7511347fb188dbfc2dc4fd2ef53646f034f90f68c05feb2f77526a634e5f6973
Markdownf42af2e09912cb54a495b4998e1d6ff3e3254d124e7fe4245421daa4d3c036c0
PDF
Publication pagea9b66fb61ce42490e75ffcd0cda205cb61b43608c6c4b2416638077955e98a2d
Manifest16f36d33301b3578b50f4ab83a85cbc30b14c6bb96383972377ba3238c0735de

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
SignatureVR21tDzILAcdb9gBPSR/pbITU50bhi+KVEiQNTvrKVvutniSQIoFie4RCcVL0eQRN5xBkh3e1MbKwsHKYZViAw==
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

2026-09-17T08:50:40.518666ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066054
observed a9b66fb61ce42490e75ffcd0cda205cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:40.501099ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066054/manifest.json
observed 16f36d33301b3578b50f4ab83a85cbc3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:40.481011ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066054/publication.md
observed f42af2e09912cb54a495b4998e1d6ff3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:40.337323ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066054/publication.txt
observed 7511347fb188dbfc2dc4fd2ef53646f0...
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.