OpenTechnical

OT-2026-000098176

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, single stage ejector, supply line pressure sensor, sustained blow-off before set-down

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-2026-000098176) never changes.

Identity and time

Publication numberOT-2026-000098176 · never reused
Internal UUID01a0aea1-e964-7e9a-a869-5f6725a80d9d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:41.837875Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098176
StatusPUBLIC

Content hashes

Canonical textd4de3065c5c409d705eec54df41939287e42883a57e7caf29a7a35ba021bab9d
Markdownfe3765995ba547279679c98dfb715ae9d9b491041d06bb59c0c6b2241473b9db
PDF
Publication page714b8a0fd2ed11eacca80d7a09bf926c7f2af989c8fa6ea24ca90ba8644f6670
Manifestc8f0933e60a0b69d018b1ac390e97465e2a4b2f1f327b261da9f80aa562d1297

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
SignatureztWx88raLeR9DzhBw7hwmnW3VAu3VHJN6AvBj1tU9nnu1xBY9zcSKj2hpOAkeNsUKEWfXCiPoahhct+1Gdh/DQ==
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

2026-09-17T09:31:19.829550ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098176
observed 714b8a0fd2ed11eacca80d7a09bf926c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:19.812511ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098176/manifest.json
observed c8f0933e60a0b69d018b1ac390e97465...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:19.795422ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098176/publication.md
observed fe3765995ba547279679c98dfb715ae9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:19.778549ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098176/publication.txt
observed d4de3065c5c409d705eec54df4193928...
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.