OpenTechnical

OT-2026-000039551

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, single stage ejector, supply line pressure sensor, pulsed 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-2026-000039551) never changes.

Identity and time

Publication numberOT-2026-000039551 · never reused
Internal UUID01a0ae78-d8d3-7d6e-860b-20d0da8af15a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039551
StatusPUBLIC

Content hashes

Canonical textb8af2458f15493234e053726e387e71c2157dba2bca74e981fb1352bf51f8124
Markdown807b9dab377e777d82b860841effac03d1198c866e946dfcbda691689826cb81
PDF
Publication paged711773011e6681b4f892986ee65e64c811ef606b368340ccc6108849c1e6087
Manifestc1a72cc23098c123fa390aeb4f898eb0bb676b1e3e0fd16b43bbd19ae2aeda3a

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
SignaturenpxzYwFn0Aqmp153+aq0dR3RajEfW0biJPy6EZwAXjZxkUqYIx0gQQnkk+PLN0HPrMuAkSm4Zi/gGUq7u+J1Cg==
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

2026-09-17T11:19:42.339866ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039551
observed d711773011e6681b4f892986ee65e64c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:42.322491ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039551/manifest.json
observed c1a72cc23098c123fa390aeb4f898eb0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:42.305711ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039551/publication.md
observed 807b9dab377e777d82b860841effac03...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:42.287655ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039551/publication.txt
observed b8af2458f15493234e053726e387e71c...
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.