OpenTechnical

OT-2026-000008723

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, vented after 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-2026-000008723) never changes.

Identity and time

Publication numberOT-2026-000008723 · never reused
Internal UUID01a0ae6a-e46c-74f8-a301-91f2a8c689b7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:36.030441Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008723
StatusPUBLIC

Content hashes

Canonical texta6c9e8f3355e8d667299514e3709f9bb7e9aca097e23b5d134a9e590393c2b05
Markdown68d2d8cdccdee1697cbd70b1496c65509df648711c082cd72a877a986cdf6036
PDF
Publication page2a93a7eccf9c7c8bf7634185e1b7d95333555d4908bbf324831fef6e492c37c5
Manifesta32c6ef75f6f657de645abba287fdfb567a0cd3924abfda783439113c69ea810

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
Signatureiso1JroNPNuYzXN9zYqBd3g93uUuycVmTv5hHQ/TwPamIBwrOe12A48IZUh/6qAWMyoH63YsjOsakMPgMucKBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:18:48.300402ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008723
observed 2a93a7eccf9c7c8bf7634185e1b7d953...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:48.281727ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008723/manifest.json
observed a32c6ef75f6f657de645abba287fdfb5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:48.258585ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008723/publication.md
observed 68d2d8cdccdee1697cbd70b1496c6550...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:48.237143ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008723/publication.txt
observed a6c9e8f3355e8d667299514e3709f9bb...
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.