OpenTechnical

OT-2026-000045913

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, manifold pressure sensor, sustained blow-off after 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-2026-000045913) never changes.

Identity and time

Publication numberOT-2026-000045913 · never reused
Internal UUID01a0ae7d-8f86-76e1-83d8-4cfa27ee54ff · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045913
StatusPUBLIC

Content hashes

Canonical textb6a58042434b16aebd72e1864e70d95613330f1d894a8b84e0dcaea211e89714
Markdownbba5f0d4bb906e04cdb70084e6d97ae4703035838df98370b1c042028924502e
PDF
Publication page38cf1fd26dc8bf39a9038d8d6e01d898856e5dfbc8c0b19cda252cf2447c5a8f
Manifesta91b55fa07c3520de67c96736462b2e6f58d38370c9ce4db863108abbbce68d9

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
SignatureENVC5L8iYkmJ5nd8yiZEh9bfNAYWnYaGt5G8/3AzNrUlavNV26RkgTmE0GRf2iuJkhI812/KV3a8CFF+soUuCw==
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

2026-09-17T11:09:48.871164ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045913
observed 38cf1fd26dc8bf39a9038d8d6e01d898...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:48.851527ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045913/manifest.json
observed a91b55fa07c3520de67c96736462b2e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:48.833841ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045913/publication.md
observed bba5f0d4bb906e04cdb70084e6d97ae4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:48.816121ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045913/publication.txt
observed b6a58042434b16aebd72e1864e70d956...
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.