OpenTechnical

OT-2026-000070256

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, vented 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-2026-000070256) never changes.

Identity and time

Publication numberOT-2026-000070256 · never reused
Internal UUID01a0ae91-545e-78ab-b3eb-f662e286c9b1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:35.055348Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070256
StatusPUBLIC

Content hashes

Canonical textad79b8f5b7d1c8eb11e4678ddd4b3e8d7419d4fdeb26424aeeba745668be3689
Markdown445eb371af04d706e69c03718736dfee5a9175b5c49f0f4905207517c35fa606
PDF
Publication page8b2afcbe5a1bcc12e69f140afaeb127fd539c1f97466905648f3d361d8aaccb6
Manifesteb1ecb685dfd2957a1fe450cfea843f1fc1a0f880179be24dc10b103336cd970

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
SignaturePczL9j88oKbg/4CT3LtZjijpIu86e3AUbh2HK81K6t9b2yt2acktMlWjnwnHssRROlsoKg1FCq3wNBIEQ38EAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:26:02.117913ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070256
observed 8b2afcbe5a1bcc12e69f140afaeb127f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:02.100863ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070256/manifest.json
observed eb1ecb685dfd2957a1fe450cfea843f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:02.082299ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070256/publication.md
observed 445eb371af04d706e69c03718736dfee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:02.063450ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070256/publication.txt
observed ad79b8f5b7d1c8eb11e4678ddd4b3e8d...
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.