OpenTechnical

OT-2026-000084326

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, two 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-2026-000084326) never changes.

Identity and time

Publication numberOT-2026-000084326 · never reused
Internal UUID01a0ae98-5b61-7c5f-910a-5b8f54a5c8c6 · 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-2026-000084326
StatusPUBLIC

Content hashes

Canonical text37ae462fd9e6babfef0be06bfb7568fb14aa61f9a8e5818684ce0491dbef9a7e
Markdown15297ae41ce36447ded122ea61e9a872589a6c02cdd276602be596584fa7c2b8
PDF
Publication page92a39c0d6e23e7e57ce0cf9c31f0ceead3805d6a7569d3028ddc69f892c1ea8c
Manifest96aa58b9861cec7263f88b08b63dbbaa25ad37c9eab38d306869fc4e629b9474

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
SignaturezcvXvd7Pxi4ey4/ICmmV4DfcIusIiTJwG/nZtyvEeZECjmBvntWNVZFWqoCsWkUH6cdla/V/qTKgYpQBELoBAg==
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

2026-09-17T09:56:15.144297ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084326
observed 92a39c0d6e23e7e57ce0cf9c31f0ceea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:15.126038ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084326/manifest.json
observed 96aa58b9861cec7263f88b08b63dbbaa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:15.108926ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084326/publication.md
observed 15297ae41ce36447ded122ea61e9a872...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:15.091333ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084326/publication.txt
observed 37ae462fd9e6babfef0be06bfb7568fb...
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.