OpenTechnical

OT-2026-000044179

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, single stage ejector, manifold pressure sensor, pulsed 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-2026-000044179) never changes.

Identity and time

Publication numberOT-2026-000044179 · never reused
Internal UUID01a0ae7b-d67b-793d-b044-0860d7e3cf68 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:06.584190Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044179
StatusPUBLIC

Content hashes

Canonical text5c23e947afee9fb5ff14f0134dcf25a605622ac18889cd1c8cdc3e14e7cc5adb
Markdownd2735174d2deee18a812e3979e94b8a89a6620ac12acd7b687a78a5a8f5621cd
PDF
Publication page6257e78237965075d8f1820642c5c3b6e33ff542b9c85f46b8e7b4423c29a2db
Manifestb44c1ad182a3fcc3714a3fa4275cc44eab20612c9c46f455f6f2f3fa8e04cea6

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
SignaturenW/VCZ3ZnLvUzU/WnQVvSjHLHBTT8Va3sixQ2RazcUv5SbOAzsbP8NLIejv/iFONNB7Vi3KVzD8gOdzG5cuQDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:12:36.852518ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044179
observed 6257e78237965075d8f1820642c5c3b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:36.834754ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044179/manifest.json
observed b44c1ad182a3fcc3714a3fa4275cc44e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:36.816810ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044179/publication.md
observed d2735174d2deee18a812e3979e94b8a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:36.798017ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044179/publication.txt
observed 5c23e947afee9fb5ff14f0134dcf25a6...
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.