OpenTechnical

OT-2026-000094142

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, two stage ejector, manifold 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-2026-000094142) never changes.

Identity and time

Publication numberOT-2026-000094142 · never reused
Internal UUID01a0ae9e-92cb-7453-8b3b-d8d75a05cb4d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:03.009208Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094142
StatusPUBLIC

Content hashes

Canonical text9b4f058697ca754bf2778b6e443a9d4e54347234c9fb367210dda9f4c299ae04
Markdown568daf31cd992c9b7ccd4115764171ae070594ceba168d2e546eb3b58eb656f1
PDF
Publication page10bfa134fc2cbeb6d120cdc3c65fc58f9b07a4009acee945eaa84471ad52b38d
Manifestd3042ba5b2381258fd969120829c3199394777d7b6b7abb90d69434cdacbbd6b

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
SignaturedCJUm9Cd+DrE8dUiyQ73tzfHAvGysGR0k6j5BSyu42p90mwmxBhCV19k0iHukEc1zEjSB+dEjJifkuEyvZG7Cw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:38:35.725364ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094142
observed 10bfa134fc2cbeb6d120cdc3c65fc58f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:35.706526ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094142/manifest.json
observed d3042ba5b2381258fd969120829c3199...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:35.687994ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094142/publication.md
observed 568daf31cd992c9b7ccd4115764171ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:35.670026ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094142/publication.txt
observed 9b4f058697ca754bf2778b6e443a9d4e...
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.