OpenTechnical

OT-2026-000080850

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, manifold 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-2026-000080850) never changes.

Identity and time

Publication numberOT-2026-000080850 · never reused
Internal UUID01a0ae96-b974-7b14-ae04-651b96b2340c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:28.739380Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080850
StatusPUBLIC

Content hashes

Canonical text88280425c25021ccefedf0f3e7febbe3036f04be265d65217776f1110b36d0cc
Markdowna9ec53b4a16e63a48709236fca6c0d7fb4045199872b438bda59b70332b2a6b5
PDF
Publication page788997fb14044248668f980dfd4c14eea3ff3fff4ee9cf0f1a0dd2fb737c8503
Manifestac458c53845987cc1863bdc3a0c5ecc2e098a0dcc100bca718a2f164329c8489

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
SignatureNpFfuHWZeuml0U8MQaWUbrpy+Hii0FusOBV6kWJHn2ksTDTmLgoQBLhMrJR7qyTdqasDRQEsQTWUyhJw+go1BQ==
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

2026-09-17T10:02:02.537124ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080850
observed 788997fb14044248668f980dfd4c14ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:02.520307ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080850/manifest.json
observed ac458c53845987cc1863bdc3a0c5ecc2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:02.501965ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080850/publication.md
observed a9ec53b4a16e63a48709236fca6c0d7f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:02.483593ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080850/publication.txt
observed 88280425c25021ccefedf0f3e7febbe3...
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.