OpenTechnical

OT-2026-000097361

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, two stage ejector, supply line 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-2026-000097361) never changes.

Identity and time

Publication numberOT-2026-000097361 · never reused
Internal UUID01a0aea1-01cb-744a-aae8-e60895fd930b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:42.488246Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097361
StatusPUBLIC

Content hashes

Canonical text2042c5a79abf365363855aa1826e6589ce84e737acf1aadb779fbc90263f9e7b
Markdown4b586cad29ebaa3879606dfb4f8c5f817c429796ecfb56805e63c9eef10e0625
PDF
Publication page26adcf4ac2e7663a30f184cc441b2c16fc69557e9474143638e32ba3d63e8230
Manifest587ef784264cd1a7b345e7f3ec5f4c4b3453ad77069ddcbf9cb0e670f3d08b39

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
SignatureG32Dbgx6KP0Ua+31BkbBngfcM9JJ+JFM5DrXMYQ6HHuzUQ5KHjzqna4Y5yJTTBAy82tE61rDtaa0oF516oLtAw==
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

2026-09-17T09:33:38.157940ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097361
observed 26adcf4ac2e7663a30f184cc441b2c16...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:38.139482ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097361/manifest.json
observed 587ef784264cd1a7b345e7f3ec5f4c4b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:38.111990ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097361/publication.md
observed 4b586cad29ebaa3879606dfb4f8c5f81...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:38.092193ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097361/publication.txt
observed 2042c5a79abf365363855aa1826e6589...
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.