OpenTechnical

OT-2026-000040815

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, three stage ejector, supply line pressure sensor, pulsed 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-2026-000040815) never changes.

Identity and time

Publication numberOT-2026-000040815 · never reused
Internal UUID01a0ae79-6d10-7c1a-a59e-8728cb3f92b4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:28.516236Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040815
StatusPUBLIC

Content hashes

Canonical text46a35e325ff4eeb962d57d8e0892ab5f41c30af27950a24af4e7884f9e4fd497
Markdown13bed04c51f6a279da995a7204073264c331595ed381e5af8b8684e7becffd55
PDF
Publication page25da1240dfcfa62688c272ad59d259b1e72811823bb657dbd3e73c8360479a3b
Manifest44ac63673b94e3c22f567f0591ec96657f9d11994d39b66e77f02a178a156185

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
Signature2c2qeyHUKHZH1VMJ4KdYAZweahG9naJu8RINU+A5fJC2RMNH30kJBLIx0eXWOLzlP1Y5x5s0HpZhaSfVv+tBCg==
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

2026-09-17T11:20:09.519067ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040815
observed 25da1240dfcfa62688c272ad59d259b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:09.500205ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040815/manifest.json
observed 44ac63673b94e3c22f567f0591ec9665...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:09.479642ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040815/publication.md
observed 13bed04c51f6a279da995a7204073264...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:09.459568ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040815/publication.txt
observed 46a35e325ff4eeb962d57d8e0892ab5f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:35.462876ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040815
observed 25da1240dfcfa62688c272ad59d259b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:35.444164ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040815/manifest.json
observed 44ac63673b94e3c22f567f0591ec9665...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:35.425525ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040815/publication.md
observed 13bed04c51f6a279da995a7204073264...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:35.406137ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040815/publication.txt
observed 46a35e325ff4eeb962d57d8e0892ab5f...
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.