OpenTechnical

OT-2026-000066801

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000066801) never changes.

Identity and time

Publication numberOT-2026-000066801 · never reused
Internal UUID01a0ae8e-ce43-7d43-9ca7-da9bdb5d63cc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:49.649149Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066801
StatusPUBLIC

Content hashes

Canonical textc0e22ad316687e32c6f5e393ac39016769a3c6f3f0bccb993d328ec3cb148643
Markdowne15ae396483c5eea1f67445b7e29423203d3dbce1ace3a1f5d938cbe19b1dc27
PDF
Publication page44f8a3abf4bd90afc7acc99cace9e7ae508817fa9c959cc21f1a5925e0b0d438
Manifesteefb206b1d491bdfec59676ad41c93ee6f10c79e80986133b78644536ce589cf

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
Signature85O5nJE3G8AnHnHDy2kvPTd4Xwxn8CXumQGiBYqjYRnWme6aSuJ2kdVFSfX8tDVdXgHC3w4Q5WUn1jDD+aOLBg==
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

2026-09-17T10:33:13.672593ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066801
observed 44f8a3abf4bd90afc7acc99cace9e7ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:13.653892ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066801/manifest.json
observed eefb206b1d491bdfec59676ad41c93ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:13.634186ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066801/publication.md
observed e15ae396483c5eea1f67445b7e294232...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:13.615937ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066801/publication.txt
observed c0e22ad316687e32c6f5e393ac390167...
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.