OpenTechnical

OT-2026-000070650

Publication integrity record

Single bellows cup vacuum gripper, plant vacuum fed, vented before set-down

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-2026-000070650) never changes.

Identity and time

Publication numberOT-2026-000070650 · never reused
Internal UUID01a0ae91-8c2b-71e7-a07d-70812c2b4ffa · 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-2026-000070650
StatusPUBLIC

Content hashes

Canonical texte031611f6bd3496adc47a10246eb25e6bb789a0d64fd5be123177591d4910a7f
Markdownb5717a2b6be2578f37d8c7ce8f0e9b807d32634b34fa44a7968616e6600306b9
PDF
Publication page1fdc2bf55c64c7e94832b037c230da186000283c60b2b8443cb4d494b696fc7e
Manifest36f703c8fa93eeb7bd5cc144275a9bdd98ef2a4dbe56c5aab8a7054d26aa2bd5

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
Signature5HbXA/amBdMKHtpsphCbXr+cqBfmpPZ//lqXYPWo67RknWuvud4LLxCDSV3G2KnQ9toXHdNjNqzy9h5qZ3ecBw==
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

2026-09-17T10:25:19.462775ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070650
observed 1fdc2bf55c64c7e94832b037c230da18...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:19.447056ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070650/manifest.json
observed 36f703c8fa93eeb7bd5cc144275a9bdd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:19.429882ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070650/publication.md
observed b5717a2b6be2578f37d8c7ce8f0e9b80...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:19.412628ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070650/publication.txt
observed e031611f6bd3496adc47a10246eb25e6...
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.