OpenTechnical

OT-2026-000064885

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, three 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-2026-000064885) never changes.

Identity and time

Publication numberOT-2026-000064885 · never reused
Internal UUID01a0ae8d-debd-7567-af99-c594f03f97e2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:48.495161Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064885
StatusPUBLIC

Content hashes

Canonical text8951590bdc8ce399a1862da8fc08e8d8972e91977b8044ef98b144bf565a38d2
Markdown7bde7dfe4bd654833d50a505c07330da9272492d83aa38d383444a4b60c8a0f9
PDF
Publication page02c13090ea7f999da7507bb56d331ab23727103c070d22ef7278d24a7518ec5a
Manifest8462eb136d28e459c4515084bef832ba0316747d950db298a610f59c57414006

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
SignaturefWR5Dqc7BCx+ETBhsO8c5TvkHMC9EDPR6fM5HQ+sFANO5GskV2cu2hb0HZNLsPLHvXzEztTjnhF7PW2rFk3CBg==
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

2026-09-17T10:35:48.662000ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064885
observed 02c13090ea7f999da7507bb56d331ab2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:48.641425ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064885/manifest.json
observed 8462eb136d28e459c4515084bef832ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:48.623411ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064885/publication.md
observed 7bde7dfe4bd654833d50a505c07330da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:48.607261ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064885/publication.txt
observed 8951590bdc8ce399a1862da8fc08e8d8...
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.