OpenTechnical

OT-2026-000037244

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, sustained 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-2026-000037244) never changes.

Identity and time

Publication numberOT-2026-000037244 · never reused
Internal UUID01a0ae77-7741-779e-addb-fc2adb16fcf2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:20.049316Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037244
StatusPUBLIC

Content hashes

Canonical text357221507966ac1d4217d06cd6b60e7ac7413a7e595af0df97748a9191d6fb80
Markdown3b8e40e541fd4e56189993b00a150e225bb8b674ce89c9d043b56353f5c4629a
PDF
Publication page9e2601860fd485f09efd4f25b244d8d66451ad5e7775c283d1459aca44e62680
Manifestd4e2ee3405c1de7fe8a4f8288d1b8740c592b61432a46743d903a4eade63a02d

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
SignatureT5QpGSZxgZBh7xVk/eRo0uZOPc9p+4LkH25cwnFelb4ja7a7nTw1MDAWsOh/jh8jtHFJhMSVY8aX11Q8xiUVCA==
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

2026-09-17T11:25:08.501539ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037244
observed 9e2601860fd485f09efd4f25b244d8d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:08.484411ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037244/manifest.json
observed d4e2ee3405c1de7fe8a4f8288d1b8740...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:08.466523ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037244/publication.md
observed 3b8e40e541fd4e56189993b00a150e22...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:08.448136ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037244/publication.txt
observed 357221507966ac1d4217d06cd6b60e7a...
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.