OpenTechnical

OT-2026-000100628

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, three stage ejector, pressure sensor per zone, 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-2026-000100628) never changes.

Identity and time

Publication numberOT-2026-000100628 · never reused
Internal UUID01a0aea3-66f2-77d9-a899-9fe70602d566 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:19.463543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100628
StatusPUBLIC

Content hashes

Canonical text6e737c17b9b175d6f5102eaf8d8ec1eba68fc0588013cc7318a42faeca024ec2
Markdown3c2a124ab73b41f982c3112c6dba9e510453a45957188525f6118cbaa4ad9b78
PDF
Publication pageb88de76cecd56d0e30f30a0e88220614742a1fb58cdaae9b737ad00d968d5e64
Manifestc66dac77033dc31c224294bb80c0d5306aec587cf025242fcf43294ccd911519

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
SignatureNL6lrVNmau+CgvpficknW1n9xFA83SKqE/ATSQb/QMWKInxm9SBzPiENUB/hdZWnvDL1RQj4yaF0Qzv18JBsDQ==
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

2026-09-17T09:27:25.679415ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100628
observed b88de76cecd56d0e30f30a0e88220614...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:25.662505ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100628/manifest.json
observed c66dac77033dc31c224294bb80c0d530...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:25.643582ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100628/publication.md
observed 3c2a124ab73b41f982c3112c6dba9e51...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:25.625339ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100628/publication.txt
observed 6e737c17b9b175d6f5102eaf8d8ec1eb...
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.