OpenTechnical

OT-2026-000093970

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, supply line pressure sensor, sustained 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-2026-000093970) never changes.

Identity and time

Publication numberOT-2026-000093970 · never reused
Internal UUID01a0ae9e-92c9-77cc-9191-c93ad9f9ee38 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:03.009208Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093970
StatusPUBLIC

Content hashes

Canonical text85c170894f930b19af8030ffd0c9d72f88a75001fd030f269fe838874ac8ab37
Markdown68d7ef50de0af66b1a88221e041eb8a75540b1c9058a566f487a32d185d2e98e
PDF
Publication pagee63cf64fbe6df9a4ad3a306ad0086ff8978b8b656bc805dec6fa726ee7736831
Manifest3a64f0dd120e8b203ce4d9e66c966f5550ca93d6a0f267b71d66f28276b777b8

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
Signatureher+XFtE9phr6xBbCbCvXotRt+XuUpGZYoucoN9ObklNxLOBW4lFavBSEWi88Y46GU/GaHVgrqI2O70nGgL7CQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:38:22.166673ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093970
observed e63cf64fbe6df9a4ad3a306ad0086ff8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:22.151741ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093970/manifest.json
observed 3a64f0dd120e8b203ce4d9e66c966f55...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:22.136347ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093970/publication.md
observed 68d7ef50de0af66b1a88221e041eb8a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:22.119225ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093970/publication.txt
observed 85c170894f930b19af8030ffd0c9d72f...
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.