OpenTechnical

OT-2026-000080826

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, manifold 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-2026-000080826) never changes.

Identity and time

Publication numberOT-2026-000080826 · never reused
Internal UUID01a0ae96-b974-76f2-8ede-67305fab40b3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:28.739380Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080826
StatusPUBLIC

Content hashes

Canonical text589d70c4a5b4512be4f336446ff943d54f1d6a9c364324de94c46a2505cc8d8f
Markdown33052e8432adf24d1b36d57f1ba5d5c3c6dcb2f66bb251776edbf9e37e198b69
PDF
Publication page07f874260b57fa19585063ad0532bb0232913063bd4597b3104fb8567eaab642
Manifest005608011c4cc2cd955a422b87104c218cea8e10c71ecd951fa002d9d5777b17

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
SignatureUv7C6vnc0HGvdqwcS9mKm32OmyvdI0Oc2XawKFLIj8ZOUAl2EleYPJDiNP3bvPw0eOpGtg1hZMONLtVHIdpkDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:02:00.687443ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080826
observed 07f874260b57fa19585063ad0532bb02...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:00.669201ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080826/manifest.json
observed 005608011c4cc2cd955a422b87104c21...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:00.653029ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080826/publication.md
observed 33052e8432adf24d1b36d57f1ba5d5c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:00.633324ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080826/publication.txt
observed 589d70c4a5b4512be4f336446ff943d5...
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.