OpenTechnical

OT-2026-000020466

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, 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-2026-000020466) never changes.

Identity and time

Publication numberOT-2026-000020466 · never reused
Internal UUID01a0ae6f-437b-71d2-b239-7bc53b180d99 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:22.507199Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000020466
StatusPUBLIC

Content hashes

Canonical text7303dd2c9d32f120bd5802f0b3aaadfc4d06155380a6ad5f435a47dcc9875c2e
Markdown7ad2cc3969e10d755dace8cb9175473dfc1b186a356f3ac062d89993a27c2b2f
PDF
Publication pagec00becf011a97999a6599e20de86bcc0c1ab93365c2e569d289410f9cc2357e4
Manifest3ee5cf3717bbf4bfc17474c54fbff71f39685a0c2ff12acbc0a9d5b17303fb31

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
SignaturerIe7fkw/TtvuYcvJviHP14n2938X/09XA4RqfUTORCPsOclzTyJmlxT0BNcXDHN5rg+MPiGXji3sCzhvTQasDw==
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

2026-09-17T12:00:24.030589ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020466
observed c00becf011a97999a6599e20de86bcc0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:00:24.012776ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020466/manifest.json
observed 3ee5cf3717bbf4bfc17474c54fbff71f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:00:23.994581ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020466/publication.md
observed 7ad2cc3969e10d755dace8cb9175473d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:00:23.976481ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020466/publication.txt
observed 7303dd2c9d32f120bd5802f0b3aaadfc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:57:28.016166ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020466
observed c00becf011a97999a6599e20de86bcc0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:57:27.997793ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020466/manifest.json
observed 3ee5cf3717bbf4bfc17474c54fbff71f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:57:27.979438ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020466/publication.md
observed 7ad2cc3969e10d755dace8cb9175473d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:57:27.959497ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020466/publication.txt
observed 7303dd2c9d32f120bd5802f0b3aaadfc...
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.