OpenTechnical

OT-2026-000042429

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, sustained 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-2026-000042429) never changes.

Identity and time

Publication numberOT-2026-000042429 · never reused
Internal UUID01a0ae7a-5d75-737a-9b13-0ef6b03e026c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:30.052779Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000042429
StatusPUBLIC

Content hashes

Canonical textb5cfcae6c1495793d304310f82f5b935ea1741cd844cc413db7fb0b16be189a3
Markdownf19ba69cfca752877936037dcd1128e497c6a1daa39f7b2ab1d0cd82a1a8d8f9
PDF
Publication pagecad29339405eac307f99c3db8c72b39e7515a3b90257b8ab12fc3b7846ee7e4d
Manifest6c2cd1de3cd3bee4a99327722c61d774f9d61215a9e51c8964c2a96346d25495

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
Signature7yY+j0wvEgtApP9kvUXL0qCsQyVrtxp/1aYBAD2QgFNoeWDXQ37gudOzTKSwfFMr3kyjmjd5IGk5vnFkL2PVAg==
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

2026-09-17T11:16:13.793498ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042429
observed cad29339405eac307f99c3db8c72b39e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:13.775663ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042429/manifest.json
observed 6c2cd1de3cd3bee4a99327722c61d774...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:13.759265ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042429/publication.md
observed f19ba69cfca752877936037dcd1128e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:13.741689ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042429/publication.txt
observed b5cfcae6c1495793d304310f82f5b935...
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.