OpenTechnical

OT-2026-000035780

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, sustained blow-off 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-2026-000035780) never changes.

Identity and time

Publication numberOT-2026-000035780 · never reused
Internal UUID01a0ae76-b4c8-7b48-85aa-44c2ae640da0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035780
StatusPUBLIC

Content hashes

Canonical text8429914b3de7b5ca47a00c1f387035c78840cd5a19a5f243eed86f59d6bed251
Markdown30af8e14ea0da37667090bde69f569555d10498c9c3185ee0802aff83cecc305
PDF
Publication page4ed2bd6677870f5d4b175e6fa07d6730dc256da4eb89cf13e368835278942e01
Manifest69e5081206fc83156b8ada62f67502ccac85de2d4806ad750e68fbe949064229

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
SignatureG4hT2WJZoxyiT8n5+TmLTdrum8olDQbK4xikNO/IZVwaF/e6UCl+MgLOpxoEf4T7CXeBZ7tti/r4PWXzlHf6Bg==
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

2026-09-17T11:27:28.955924ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035780
observed 4ed2bd6677870f5d4b175e6fa07d6730...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:28.937557ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035780/manifest.json
observed 69e5081206fc83156b8ada62f67502cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:28.908713ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035780/publication.md
observed 30af8e14ea0da37667090bde69f56955...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:28.879311ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035780/publication.txt
observed 8429914b3de7b5ca47a00c1f387035c7...
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.