OpenTechnical

OT-2026-000073560

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, pump fed, manifold pressure sensor, 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-2026-000073560) never changes.

Identity and time

Publication numberOT-2026-000073560 · never reused
Internal UUID01a0ae92-efb9-7484-8798-b24eacda75c9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:20.363042Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000073560
StatusPUBLIC

Content hashes

Canonical textf4927162d97df86262b3bd0bb697a26283af0bb529a7a27eed97430475503572
Markdown83282e644fca573a311e2556864b77f39d9c07fe56aa29e8f96104f1d21a6e18
PDF
Publication page5313e21ac482f14e5008ace098c41469315c71dcbd2f6790d1e3ae8b696f1a13
Manifeste66afc7cc1112988b3a302181df9ffb34494268c15aaadcdd4536f656f398452

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
Signature9adpWjzoibRKrDVi8tHH2EF6sRKZznF8vVcOY5kIdBvLUxtwXa37uun6yHEfK3SkDQch5Syn/F6cD2vOiJ1gCg==
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

2026-09-17T10:21:43.974207ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073560
observed 5313e21ac482f14e5008ace098c41469...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:43.955589ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073560/manifest.json
observed e66afc7cc1112988b3a302181df9ffb3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:43.939298ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073560/publication.md
observed 83282e644fca573a311e2556864b77f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:43.920102ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073560/publication.txt
observed f4927162d97df86262b3bd0bb697a262...
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.