OpenTechnical

OT-2026-000064058

Publication integrity record

Two pad foam vacuum gripper, two 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-2026-000064058) never changes.

Identity and time

Publication numberOT-2026-000064058 · never reused
Internal UUID01a0ae8d-53be-7a7a-a07b-93a202351aa8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:12.763906Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064058
StatusPUBLIC

Content hashes

Canonical text3723f653daf69c3b87e4308cbcb4108e1a02783e965e8b700cb967f9048698b3
Markdowna1f79217354ab26d034c5bd4666bf9022da7d7bb56926c1cf1f3d4bae4255228
PDF
Publication page025117a27bf15fa8aa4bd7d869d65f4fe536537182ea22cb25fac065468393b6
Manifest628fb2cecccdf0befb6ce513b1a448bd26ff7e4cdc4441d0a99e2784ceb767ca

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
SignatureKNusVYyFZYB/cwyDIWXeFaUZkUvxw7fs6+OHFcSEuAbSEsdWhxJhhcpnjFP98ggM3Jo/naC6D7ar/qx02ujODA==
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

2026-09-17T10:37:09.369013ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064058
observed 025117a27bf15fa8aa4bd7d869d65f4f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:09.350908ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064058/manifest.json
observed 628fb2cecccdf0befb6ce513b1a448bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:09.332115ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064058/publication.md
observed a1f79217354ab26d034c5bd4666bf902...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:09.313955ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064058/publication.txt
observed 3723f653daf69c3b87e4308cbcb4108e...
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.