OpenTechnical

OT-2026-000021006

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, plant vacuum fed, manifold 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-2026-000021006) never changes.

Identity and time

Publication numberOT-2026-000021006 · never reused
Internal UUID01a0ae6f-65e4-7252-a669-7130ca064c51 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:31.316024Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000021006
StatusPUBLIC

Content hashes

Canonical textd214c5458a33a0f78cb19e4c27963d57e8b620710bab6cb75bb69a8b3c4db5f7
Markdownd869a3137abcbbcbc7cfdceee8c22da466cc4fd1b88b7649e9750612e391a2af
PDF
Publication pagee225f9e43fc30090d69eda177a21cbe83f48bf0af591e44adf72617e0b027257
Manifestb0d69d41d07763f1f11b44f50908fde03aae3193b5a7b0ad2378538d5e52bf2f

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
SignaturennVz8qnQ+i/by19iIigWyjWSGRbMQ1aGb8UKkZBTyG0DWhx8YDOR022xG1YM1TsmtIjZqmGj23mguno1qp++Bg==
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

2026-09-17T11:56:09.824848ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000021006
observed e225f9e43fc30090d69eda177a21cbe8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:56:09.805577ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000021006/manifest.json
observed b0d69d41d07763f1f11b44f50908fde0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:56:09.787127ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000021006/publication.md
observed d869a3137abcbbcbc7cfdceee8c22da4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:56:09.769733ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000021006/publication.txt
observed d214c5458a33a0f78cb19e4c27963d57...
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.