OpenTechnical

OT-2026-000036064

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, sustained blow-off 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-2026-000036064) never changes.

Identity and time

Publication numberOT-2026-000036064 · never reused
Internal UUID01a0ae77-01cd-7363-8ec1-6e2c35e82b53 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:50.134839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036064
StatusPUBLIC

Content hashes

Canonical text1bd0aa7bfc6f3b2dc4434935460df337d4e8af9471b48d4967868e78720e6b83
Markdown43c827c864517401a93eb011a16cf8d44c0debbde8fb1c4eeab0a46d52608301
PDF
Publication page646572528bde8b0d17e7eea9627491a1409dfa99d375aced6f6d9fbe1e3c5288
Manifest755e414abeed8b7dd2e9e143e88305247bfeca523f28374872161cf10270868d

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
Signaturev31qWNtv5Urv7+9FXRnBiEercSe9x+qvduSbFIyIaNJqwFKcr5O2emfZjYaUk5C3AwTx6NTywJ8LnzApdQn6BA==
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

2026-09-17T11:26:14.978127ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036064
observed 646572528bde8b0d17e7eea9627491a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:14.962508ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036064/manifest.json
observed 755e414abeed8b7dd2e9e143e8830524...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:14.945745ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036064/publication.md
observed 43c827c864517401a93eb011a16cf8d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:14.929949ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036064/publication.txt
observed 1bd0aa7bfc6f3b2dc4434935460df337...
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.