OpenTechnical

OT-2026-000013322

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, two stage ejector, 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-2026-000013322) never changes.

Identity and time

Publication numberOT-2026-000013322 · never reused
Internal UUID01a0ae6d-6fc9-7bd5-a348-522b3132569b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:22.837188Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000013322
StatusPUBLIC

Content hashes

Canonical texte6fa6e477b30eaedafbe751796396ba024edfa8e20ac5fcb0cd641d7a53583c2
Markdownbe79661dda6c68029c5a6776b725c3b432ce81750568b65fd254b05d3c1feaaa
PDF
Publication page9cc0dc55300d73a881e84c0236570c95df6b16b4aa093a0cba45c5ee8c0883d8
Manifest46781eb1553deeef94bb62ee7be0de2510dbed7ba2d571ea03d8ab7011f6b677

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
SignatureYSKGU+M44pmulPV6BKfHLD74rRwnpM2Z4Lz+Qa+aMtMV1f458uigDvT6LS0QIFTYZltAKPgqGVy8j3GgUuqcDQ==
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

2026-09-17T12:09:45.423004ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013322
observed 9cc0dc55300d73a881e84c0236570c95...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:45.403470ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013322/manifest.json
observed 46781eb1553deeef94bb62ee7be0de25...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:45.383331ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013322/publication.md
observed be79661dda6c68029c5a6776b725c3b4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:45.363685ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013322/publication.txt
observed e6fa6e477b30eaedafbe751796396ba0...
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.