OpenTechnical

OT-2026-000035980

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, sustained blow-off 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-2026-000035980) never changes.

Identity and time

Publication numberOT-2026-000035980 · never reused
Internal UUID01a0ae77-01cc-7efd-bdcb-1f8aad016847 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:50.134839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035980
StatusPUBLIC

Content hashes

Canonical text210ce38043f663028eeaced0be49af159ac201753b6f097750df1f94592af864
Markdown36137617e432430091f75d91aa223acd183f438a9bdeb984e4e7fddf3c42af52
PDF
Publication page09c72f5ca989ff3998e7d16c7dc8e8c25181bbbe2226df151c57f0f1131de0ab
Manifest78313227392e6799ffd32243f912c9dd0dcd3008b9edc94444bb3c009015186f

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
Signature2EtsoD/IJaTYUe/u9kuS565R8HFlhXrDt7P83ob14ym87fOqio6nybl2aUtJnSVIKvjBzyygRPc8lewtKQxXDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:26:08.317430ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035980
observed 09c72f5ca989ff3998e7d16c7dc8e8c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:08.300410ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035980/manifest.json
observed 78313227392e6799ffd32243f912c9dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:08.283836ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035980/publication.md
observed 36137617e432430091f75d91aa223acd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:08.267744ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035980/publication.txt
observed 210ce38043f663028eeaced0be49af15...
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.