OpenTechnical

OT-2026-000014764

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, pulsed 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-2026-000014764) never changes.

Identity and time

Publication numberOT-2026-000014764 · never reused
Internal UUID01a0ae6d-d094-7bde-97b3-05b0c4af4b5c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014764
StatusPUBLIC

Content hashes

Canonical textf0c952dab0134fdc98ebff13476ae2aac2f41c82a85bbb95326beb1c2dc05473
Markdown35a5a1e922f87d545bd68d2880eb31b74666bcae43567c26403ccf2b063d38c7
PDF
Publication page98a31732fc77858fb28094d7411f4caf890e41d3115fe116f25d73e1d166bf92
Manifest2e2ef3197db672b6b8eb7dbe67e7988511ef889d08ab689253c01e78aa613dad

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
SignaturegbKzBdDq6UPSaaYcZoeD8RNJfudgz0o4IGe1PM10dqWRTmgPBngUbAOgQyU9j221vmfPA4j9iWSHPGYov1/pDQ==
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

2026-09-17T12:06:38.951087ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014764
observed 98a31732fc77858fb28094d7411f4caf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:38.933341ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014764/manifest.json
observed 2e2ef3197db672b6b8eb7dbe67e79885...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:38.916182ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014764/publication.md
observed 35a5a1e922f87d545bd68d2880eb31b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:38.897893ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014764/publication.txt
observed f0c952dab0134fdc98ebff13476ae2aa...
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.