OpenTechnical

OT-2026-000076264

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, vented before set-down

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-2026-000076264) never changes.

Identity and time

Publication numberOT-2026-000076264 · never reused
Internal UUID01a0ae94-6a6f-7f08-9b6d-7746178aba95 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:57.307071Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076264
StatusPUBLIC

Content hashes

Canonical text31251bb84648a515e070ed0bb77cef32d9ecbff248d7a51244582645db74d882
Markdownb87c823142f7af1b2584bcb9b04392b46b1a603f7d7e961d3d21f3dd54d9d389
PDF
Publication page4a247d8d5ca9238eda8b0c68af2739644f79eff461589e7c5acdc8a0894414fd
Manifest26c2472f4119eed31ee9ae44f2a4c5c2a9ae90b4930bcdc36510ef16c807ddb4

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
Signature/KGS5WRTVE45uMfzNGwLwNningmACeyLgxSSaG9tiCH/OcRYJ/C2+FptpPCz/GczrI3myYt9UQw6wCxnIMy4AA==
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

2026-09-17T10:11:59.721585ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076264
observed 4a247d8d5ca9238eda8b0c68af273964...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:59.701149ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076264/manifest.json
observed 26c2472f4119eed31ee9ae44f2a4c5c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:59.555986ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076264/publication.md
observed b87c823142f7af1b2584bcb9b04392b4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:59.533306ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076264/publication.txt
observed 31251bb84648a515e070ed0bb77cef32...
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.