OpenTechnical

OT-2026-000083980

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, manifold 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-2026-000083980) never changes.

Identity and time

Publication numberOT-2026-000083980 · never reused
Internal UUID01a0ae98-0419-7ded-9c67-acee1f9e4735 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:53.320528Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083980
StatusPUBLIC

Content hashes

Canonical textd21025c8e1e364f3ffd58024f283e10c76b181b982eddbe5cd3d7e05a347dc27
Markdownf32784ab06b62e2fe1f0c401011936ee52cfae8d7367adaf3e7c979b2fbc2af0
PDF
Publication pagee1430eb6c287990f33861c18917d21746e0246ea13e7fe1b10843890b819e363
Manifest2cb4bc9da151c321a4599a16b05fabe0cf9503deba5933528473c1a4674c2724

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
SignaturexLfPyeh55g2/k5xHmL+dnD7QKIPy0ypUvlx31r2g1T6RYZRCX6ynPkaMmwIBnK5gRQ6DiNN/t1jRr+Kw05VlAQ==
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

2026-09-17T10:00:30.692547ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083980
observed e1430eb6c287990f33861c18917d2174...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:30.671222ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083980/manifest.json
observed 2cb4bc9da151c321a4599a16b05fabe0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:30.652568ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083980/publication.md
observed f32784ab06b62e2fe1f0c401011936ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:30.632556ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083980/publication.txt
observed d21025c8e1e364f3ffd58024f283e10c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:40.049841ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083980
observed e1430eb6c287990f33861c18917d2174...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:40.032938ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083980/manifest.json
observed 2cb4bc9da151c321a4599a16b05fabe0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:40.017082ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083980/publication.md
observed f32784ab06b62e2fe1f0c401011936ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:40.001650ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083980/publication.txt
observed d21025c8e1e364f3ffd58024f283e10c...
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.