OpenTechnical

OT-2026-000098630

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, 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-2026-000098630) never changes.

Identity and time

Publication numberOT-2026-000098630 · never reused
Internal UUID01a0aea2-42ad-72cd-a851-0948f27b1ffb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:04.634453Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098630
StatusPUBLIC

Content hashes

Canonical text59fa94e3868744de6fa9efd69fe7f7dbfbbe326156263b739a56318c5ad5f388
Markdown66e3dc5a223920a8530b97645b50bebdef580718613a255c622ef2161b5cdfa6
PDF
Publication pagea1346dea95164325e5b177286f63b97fcfe12b4f4b1ce7f5e4da3d0b97a8c246
Manifest5c3c4b17233b01617aa9fd0c8a754dbd5964f888b6642f3ea4d29a3525ebf443

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
SignatureePmg5dbJVYLNZoDA7hDB52LyV/t6Rpe77IU2k2jzaWKMSeFYvRelqtzcdWCx04rQQE43XcsdJbxGEQS5tZhgDg==
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

2026-09-17T09:30:55.231435ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098630
observed a1346dea95164325e5b177286f63b97f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:55.213114ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098630/manifest.json
observed 5c3c4b17233b01617aa9fd0c8a754dbd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:55.193766ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098630/publication.md
observed 66e3dc5a223920a8530b97645b50bebd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:55.170729ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098630/publication.txt
observed 59fa94e3868744de6fa9efd69fe7f7db...
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.