OpenTechnical

OT-2026-000063805

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000063805) never changes.

Identity and time

Publication numberOT-2026-000063805 · never reused
Internal UUID01a0ae8d-53b7-76f3-9e61-49e5c11cbb7c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:12.763906Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063805
StatusPUBLIC

Content hashes

Canonical textce39c3b9c8f088b7bb58f64c723aea08d71bbccd4311080af7243b8f1f37c08d
Markdown52f1c9def6d8e5199268287ab8748488d1e667d4264210d993799b98d6c48723
PDF
Publication page7b9b9b425ce452dfab74c906a8413335aef06611f7f2490ed6931c2243702da6
Manifestd8645815f47db0be603edb8bf405fb19291d8271547f255af1aa126ba03bb68e

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
SignaturewI5sLI7Vi40RDris8JfbqOBFNY+Ux6s0yh1+zHPR9RRc8lqhqoetDMDAU64Ou1tXXqp8QavCIYgcJVAk4H15AQ==
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

2026-09-17T10:36:49.270385ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063805
observed 7b9b9b425ce452dfab74c906a8413335...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:49.251436ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063805/manifest.json
observed d8645815f47db0be603edb8bf405fb19...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:49.232473ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063805/publication.md
observed 52f1c9def6d8e5199268287ab8748488...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:49.143534ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063805/publication.txt
observed ce39c3b9c8f088b7bb58f64c723aea08...
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.