OpenTechnical

OT-2026-000032886

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, pulsed blow-off 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-2026-000032886) never changes.

Identity and time

Publication numberOT-2026-000032886 · never reused
Internal UUID01a0ae75-4842-7591-a1da-e17027662c10 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:57.065765Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032886
StatusPUBLIC

Content hashes

Canonical text39fcd399fb7b1de7d307797b6db88a004696ba3bc9047c5365db1ef1bae2d77f
Markdown0e7b44c1a921e952ac52d4b258c7afbcaa1c01c9e285f60a27a5f0092f33a2ed
PDF
Publication pageca96ce7b898f095d1205076c345ab5c0e192f72ca5c0b527bdb2f04739884311
Manifest778e394beca149051b379192464adae0d05b359919f406cba13df5ff492939ad

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
Signature7KO/i92v7GY5l0ua8vNH58J8Nf+b3kQXbvudpz0R/CwKhQQQDgC6oi2FInI5XYmvUK/sZXbyOmxP2cl0mURpAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

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

Independent retrieval

2026-09-17T11:32:28.145349ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032886
observed ca96ce7b898f095d1205076c345ab5c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:28.128072ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032886/manifest.json
observed 778e394beca149051b379192464adae0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:28.108434ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032886/publication.md
observed 0e7b44c1a921e952ac52d4b258c7afbc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:28.089206ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032886/publication.txt
observed 39fcd399fb7b1de7d307797b6db88a00...
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.