OpenTechnical

OT-2026-000091677

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, three stage ejector, pressure sensor per zone, sustained blow-off 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-2026-000091677) never changes.

Identity and time

Publication numberOT-2026-000091677 · never reused
Internal UUID01a0ae9d-43b8-7879-85a9-1341ec7da510 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:37.256105Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000091677
StatusPUBLIC

Content hashes

Canonical text96fee2397a81334520b181b47292cafd45daba7c793d3705c844883f66331021
Markdowna2e10e83aefca28f78cc5fe8133cb76cd250035fdc4d27f5826a8303890e67a5
PDF
Publication pagea8833d0189806160724f40c112c8e50ee6524dcb3f01b231ef819f3996c2c495
Manifest8889c75e3199271d5d1dc7b5284cc650ba4dab2da0eb35979052d51ff536476c

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
Signature+OmFBnBMynZ3O71AVpOCafuG/8Yn366CZq7KkQr22HGmODxzHtioA9v8mr8CofdVebM7Qc5V1dTmUINC+y6NDw==
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

2026-09-17T09:42:03.504666ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091677
observed a8833d0189806160724f40c112c8e50e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:42:03.488403ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091677/manifest.json
observed 8889c75e3199271d5d1dc7b5284cc650...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:42:03.470285ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091677/publication.md
observed a2e10e83aefca28f78cc5fe8133cb76c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:42:03.452874ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091677/publication.txt
observed 96fee2397a81334520b181b47292cafd...
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.