OpenTechnical

OT-2026-000033068

Publication integrity record

Six bellows cup vacuum gripper, six 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-2026-000033068) never changes.

Identity and time

Publication numberOT-2026-000033068 · never reused
Internal UUID01a0ae75-4843-773a-93b0-1f06683c6ffa · 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-2026-000033068
StatusPUBLIC

Content hashes

Canonical texta689ef8d144267392ec77dc17e94b648c8a975a63b4fe00044e60081647be108
Markdownb2667d121b048941d39afd9314c91d8e027484211b535c4879fdf197412bc236
PDF
Publication page1481310c900192a4b46256afc6addc918561802344e6dd08663bf3142e304de0
Manifestb5498d0b7e4c4e51c3fbc5a274f32656e94bf7df1acb5d13feb884f9c4c0a9da

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
Signature52blgKDD4UOT0HzGGlOGSzV06tp07gOhUW+8a+T0rTCYMvt0/OHH1Or4+QzoDqFrBq2w3sG5MSFAtt/k9bZRBA==
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

2026-09-17T11:32:42.762374ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033068
observed 1481310c900192a4b46256afc6addc91...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:42.746244ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033068/manifest.json
observed b5498d0b7e4c4e51c3fbc5a274f32656...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:42.730340ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033068/publication.md
observed b2667d121b048941d39afd9314c91d8e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:42.710971ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033068/publication.txt
observed a689ef8d144267392ec77dc17e94b648...
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.