OpenTechnical

OT-2026-000071096

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, vented 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-2026-000071096) never changes.

Identity and time

Publication numberOT-2026-000071096 · never reused
Internal UUID01a0ae91-8c2f-739a-b7be-f2047d954649 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:49.344646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071096
StatusPUBLIC

Content hashes

Canonical text9caca7d6a96d18751bb1f31226d3f9c90ea7416eb82b08a285b950f71681e855
Markdownc9e580e8d3087427bd10bff838963f28e56948c08ef67b26ea2bf9155725041a
PDF
Publication pagee406eecd0c410efe0b24056db642191965cd03a7524e3120109692aee53c8248
Manifest081fd24262fbebcc4588fa3f8641d84dcb9da2af70a4b641fd2b6d17774873b7

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
SignatureWZZFwiUqgtDob/9UTWY861bf4w0zZ10Q4YsCGz4CyPfnKtuYTgqzhkUy2imaVw83LHuYMQAZ8swQm53IAX9SBg==
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

2026-09-17T10:25:57.562419ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071096
observed e406eecd0c410efe0b24056db6421919...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:57.546854ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071096/manifest.json
observed 081fd24262fbebcc4588fa3f8641d84d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:57.531567ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071096/publication.md
observed c9e580e8d3087427bd10bff838963f28...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:57.515806ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071096/publication.txt
observed 9caca7d6a96d18751bb1f31226d3f9c9...
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.