OpenTechnical

OT-2026-000084465

Publication integrity record

Three cup vacuum gripper, three zone face, common isolation valve, three stage ejector, 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-2026-000084465) never changes.

Identity and time

Publication numberOT-2026-000084465 · never reused
Internal UUID01a0ae98-5b63-7d94-917c-a1a1baa0c437 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:15.619216Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084465
StatusPUBLIC

Content hashes

Canonical text2189085af48d2de242c62b665ad6b9e1d9c2defeee843d8a9375fe9b5e981bba
Markdown952937e718b6022fe1d5e9e489dd68597bcf56656d799d8b53827ad6c25d4972
PDF
Publication page5e5910b3675d483d261def04c5a3c71f0f09b709f75bc40f1d733163e16fd3ed
Manifest4fb50c004711598df068a576f31c1b3e5878ff393d2065f88f92d30661be03ed

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
SignatureeuPqkow76NRqK+92qwqn356yI/7h91lK3S6kCx7DK3oyMie0XVxkgf6MVp26+lg7zvaVHqR8CQplu5UjCkJFCg==
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

2026-09-17T09:56:25.776137ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084465
observed 5e5910b3675d483d261def04c5a3c71f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:25.751792ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084465/manifest.json
observed 4fb50c004711598df068a576f31c1b3e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:25.670719ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084465/publication.md
observed 952937e718b6022fe1d5e9e489dd6859...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:25.653017ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084465/publication.txt
observed 2189085af48d2de242c62b665ad6b9e1...
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.