OpenTechnical

OT-2026-000093221

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, three stage ejector, supply line pressure sensor, sustained blow-off before 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-2026-000093221) never changes.

Identity and time

Publication numberOT-2026-000093221 · never reused
Internal UUID01a0ae9e-0911-7183-927b-98c9d83b4c3d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093221
StatusPUBLIC

Content hashes

Canonical text6038c5171f9721871896c7ae148588879db0598d928673658022d3d8c3a8f0b2
Markdown8f69a0e3486bec001f348b9ed44a7922028935af4a2edca124811e3acc3d4335
PDF
Publication pagebcfd6d8366ca0935011e9664075264a5d91db94a7d085ade29bc6259092da72f
Manifest713c230a66633c1455ca99f32f920b6e63fc81f75f257506c1f3f5aca22295b8

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
SignaturekSCRphuEpBRGEZaXhXhUq7tyeG71yKxwLI7+s29rD+UUHLNzXZjJeaEmT1DK0UdF2NQUWZuVZLh2bguPD9YFCg==
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

2026-09-17T09:40:33.515145ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093221
observed bcfd6d8366ca0935011e9664075264a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:33.498364ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093221/manifest.json
observed 713c230a66633c1455ca99f32f920b6e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:33.481702ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093221/publication.md
observed 8f69a0e3486bec001f348b9ed44a7922...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:33.463340ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093221/publication.txt
observed 6038c5171f9721871896c7ae14858887...
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.