OpenTechnical

OT-2026-000059242

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, pump fed, supply line 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-2026-000059242) never changes.

Identity and time

Publication numberOT-2026-000059242 · never reused
Internal UUID01a0ae89-8613-7082-b7ec-b3a76b18e83d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:03.500379Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059242
StatusPUBLIC

Content hashes

Canonical text8d4dfcaeff52ba2c7cdae32431e871227c2f5f33effe30eec1ffce901dfc2531
Markdown4b20059b7f8d03fb3bc42295432c9f5929801d86400e3a4991f1aff5674885aa
PDF
Publication page4801603c6b70f6359121a3f236176a4dfa6a48e8b15ce931395afa1878258e9b
Manifesta0afdbdaaf04a1944d15d37ffc3e986817d9c5fb1f37b8e28a6181ca1d81d03b

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
Signaturevmg2BaKfircwf2II6y+lN9JAhSAH41BrjHSBh9oZsMiYKfOaB9yXH/Wtsfq7hgMgsOrWMmKqI7Nd26JW4JETCA==
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...

Independent retrieval

2026-09-17T10:45:46.696758ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059242
observed 4801603c6b70f6359121a3f236176a4d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:46.678660ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059242/manifest.json
observed a0afdbdaaf04a1944d15d37ffc3e9868...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:46.660571ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059242/publication.md
observed 4b20059b7f8d03fb3bc42295432c9f59...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:46.640417ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059242/publication.txt
observed 8d4dfcaeff52ba2c7cdae32431e87122...
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.