OpenTechnical

OT-2026-000038647

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, plant vacuum fed, supply line pressure sensor, 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-2026-000038647) never changes.

Identity and time

Publication numberOT-2026-000038647 · never reused
Internal UUID01a0ae78-2d55-7d09-9800-a5d6653cdcd7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038647
StatusPUBLIC

Content hashes

Canonical text2de175f8e30c6bf15b67cc5e5d138560150287d47d40314bc6f6115849bd43e9
Markdown01ffb761da10a66a6e98fadd25a274240b7d30933b8bd832a6c6e140d720c1f7
PDF
Publication page36a8d0be8c938b80bc400f4417b8a81e6e1c60db461eafc0a869ae3d9bdfc64b
Manifest7551b48ece8f9ead0dceb54a0369a952c9fd2d4b1c67c26f059168fc8174c630

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
Signaturek9v2dD6olAYVO3z10Cf1eqeiQeJVa4hPNruzFlwcGMUExJtSJRau4cdm28b9F+UhKdI4qwrMcgASuR4GT+KfAw==
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

2026-09-17T11:22:53.778705ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038647
observed 36a8d0be8c938b80bc400f4417b8a81e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:53.761663ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038647/manifest.json
observed 7551b48ece8f9ead0dceb54a0369a952...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:53.744827ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038647/publication.md
observed 01ffb761da10a66a6e98fadd25a27424...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:53.724509ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038647/publication.txt
observed 2de175f8e30c6bf15b67cc5e5d138560...
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.