OpenTechnical

OT-2026-000044650

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, plant vacuum fed, supply line pressure sensor, sustained blow-off 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-2026-000044650) never changes.

Identity and time

Publication numberOT-2026-000044650 · never reused
Internal UUID01a0ae7c-39da-7e92-9cca-ad2346520abe · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044650
StatusPUBLIC

Content hashes

Canonical textd6ca93cf41ea11b1c367f3261ba7284df25c356551666d3fbad665866f260623
Markdownf6d031e8d075371d3f7c103d2fe3d304f3dc4616a87e1c9d040c7b133b5814a6
PDF
Publication page55cf6e0951d496dc3707090003cca4440b25d28c53320dd176ca4ee84304472b
Manifestcf48a0a8228a587888d6e9ec5079fd31b0ba6ffa2f85a3ea2a8c19ec862ca455

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
Signature5Y/x5Y5mK9vp91b33n2l3Umiv8SThqdu/9B5a+ll0n7UpQDnaHqMi90xztRUj34yDV1xz7HH24hrLq1DuN2kDg==
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

2026-09-17T11:11:53.729482ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044650
observed 55cf6e0951d496dc3707090003cca444...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:53.711985ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044650/manifest.json
observed cf48a0a8228a587888d6e9ec5079fd31...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:53.693969ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044650/publication.md
observed f6d031e8d075371d3f7c103d2fe3d304...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:53.674131ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044650/publication.txt
observed d6ca93cf41ea11b1c367f3261ba7284d...
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.