OpenTechnical

OT-2026-000040372

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, 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-2026-000040372) never changes.

Identity and time

Publication numberOT-2026-000040372 · never reused
Internal UUID01a0ae79-2701-78aa-96d7-badeb78f3482 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040372
StatusPUBLIC

Content hashes

Canonical textd5f0f1c15fd36c527d265f833117725e69e7baac685a93a6bccc4fc67fb3203e
Markdown33bb5b55a8509f5ab253e25db24eded4be06bd50cff9f956ada362cfb0b1faa6
PDF
Publication page18591358d78d8b5a64b32551d39e2dd73280b36eabffa649248fe502e1a7003d
Manifest46047610aa59c8681b9064bac01764a4ea826e776d0199ac23e6591b6ae8744b

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
SignaturevDFMmsWpb709zab5vBfjDZHmoRm2YFOn48BypSRkNEDT/tXOk7j5/DXmMgLDHnnMQazHGm5JfxTmYQZwoXB1Dg==
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

2026-09-17T11:19:23.506864ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040372
observed 18591358d78d8b5a64b32551d39e2dd7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:23.488053ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040372/manifest.json
observed 46047610aa59c8681b9064bac01764a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:23.471503ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040372/publication.md
observed 33bb5b55a8509f5ab253e25db24eded4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:23.452908ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040372/publication.txt
observed d5f0f1c15fd36c527d265f833117725e...
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.