OpenTechnical

OT-2026-000064093

Publication integrity record

Single cup vacuum gripper, common isolation valve, three stage ejector, supply line pressure sensor, vented 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-2026-000064093) never changes.

Identity and time

Publication numberOT-2026-000064093 · never reused
Internal UUID01a0ae8d-a45f-7db6-bee1-430579d7c49f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:33.392114Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064093
StatusPUBLIC

Content hashes

Canonical text99bf71414a8e71df023b4b9885095815c790e50704b4d7f22f0450e8761cd829
Markdownafb035686eace2b4e39fa2f76d1a549d07935c07fb976eec84f927dedf47d683
PDF
Publication page96a36fd893733d5b5bcb2facde3476571766fa7b7ec49334ee68dc3c36be0869
Manifest814e4eea6f1b879a68c343fb09f89d9e9f23f16acee991c10c828c71a71ae2ea

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
SignaturezDXrF3RwRPmFdkPgAeFx1vUsRVn9AbWH82nul10Ab2Vt2WgymZmel5p4ejAMC8fiuFvZAdvo6HOa9Nc3Bj/ABw==
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

2026-09-17T10:36:04.902851ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064093
observed 96a36fd893733d5b5bcb2facde347657...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:04.883667ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064093/manifest.json
observed 814e4eea6f1b879a68c343fb09f89d9e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:04.862420ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064093/publication.md
observed afb035686eace2b4e39fa2f76d1a549d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:04.844861ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064093/publication.txt
observed 99bf71414a8e71df023b4b9885095815...
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.