OpenTechnical

OT-2026-000054933

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, vented before 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-2026-000054933) never changes.

Identity and time

Publication numberOT-2026-000054933 · never reused
Internal UUID01a0ae86-5e7f-7bfa-a88d-914bb3866b70 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:36.756598Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054933
StatusPUBLIC

Content hashes

Canonical text2fe0b27bdde128607e7831a7cca7b4b0a80be9c4b82742a2d09d7ed20b213aed
Markdowna2ba8a1ef0330606cbdba81649af0998987c80781e9d62b57c4086340964f526
PDF
Publication page6e5280525450ad6e564b8e815e1a9990beaeb2cd8b4722ca3e2e6c3d6de74023
Manifest2b447c121660925110bd1c2d143561c122b39912b5a7dda9d7a371e4e25bdd08

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
SignaturepxHKPwXvlw6L1pDKHQeWw/sAl1B3ohYRM0+UfCdHkVkjGY5WJ/1jjA21xqPuAmRU3JewojSfy/tpMXoSgWFwBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:53:02.244309ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054933
observed 6e5280525450ad6e564b8e815e1a9990...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:02.226788ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054933/manifest.json
observed 2b447c121660925110bd1c2d143561c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:02.210586ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054933/publication.md
observed a2ba8a1ef0330606cbdba81649af0998...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:02.193449ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054933/publication.txt
observed 2fe0b27bdde128607e7831a7cca7b4b0...
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.