OpenTechnical

OT-2026-000010156

Publication integrity record

Foam pad vacuum gripper, pump fed, supply line pressure sensor, pulsed blow-off after 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-2026-000010156) never changes.

Identity and time

Publication numberOT-2026-000010156 · never reused
Internal UUID01a0ae6b-cb7a-710f-8a5a-d2b869b56d3e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:35.184400Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010156
StatusPUBLIC

Content hashes

Canonical textbc937b7d2ba7b0cc8e184787fc1ab5f45d9d34045fd5817d1548e837ea4cf252
Markdownfc68486df60f3d99d20a666ba3c869416d28040de1fa01ce1451b69c1ca937d8
PDF
Publication pagee5f0c8d7783bf3b80aa6c20ad063b29b4b7ba50507c8de68d8a46b8f1a96a918
Manifestb76015b813d1347bcc4c822801358f203b847e1cdbb24675275865b12e02d3dd

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
SignatureKkNdXDB1eqTvMZ/KGSYerJaEU0FF3ZqYAjUcU5vrHEu32iWSDmXj9K55IR0kCetokYzuJEDpIm6Ryz4syfwDDw==
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

2026-09-17T12:16:15.729878ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010156
observed e5f0c8d7783bf3b80aa6c20ad063b29b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:15.710796ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010156/manifest.json
observed b76015b813d1347bcc4c822801358f20...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:15.690278ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010156/publication.md
observed fc68486df60f3d99d20a666ba3c86941...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:15.672161ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010156/publication.txt
observed bc937b7d2ba7b0cc8e184787fc1ab5f4...
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.