OpenTechnical

OT-2026-000099470

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, three stage ejector, manifold 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-2026-000099470) never changes.

Identity and time

Publication numberOT-2026-000099470 · never reused
Internal UUID01a0aea2-c974-76e5-a974-b12ba004b8aa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:39.138466Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099470
StatusPUBLIC

Content hashes

Canonical text60dbd75cce0a067e4503436cd1bb4bfc932af981b00b4db79254d758b3c93fbf
Markdownce1ac34dd491b2b1f0575e0f0ae3ae2e61e5626c57f35dbf24e704aa217432a1
PDF
Publication page86db0ba459fef2b9542ddd56347f32df9eb1422483dbb8d43979ba8e5985bf62
Manifeste458d47c3956d04f7d452e81135d65a2972f16952fe24594d49b43f91ef58a14

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
Signaturezh0Qaq0DpZlmiISCYqoQ9yFGoht10fpmlDpFXK+B+3jYw8igcwDxYdH7QiE946qOmeQ8V2eJYelaO1jXpeEkBA==
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

2026-09-17T09:29:15.311922ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099470
observed 86db0ba459fef2b9542ddd56347f32df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:15.294605ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099470/manifest.json
observed e458d47c3956d04f7d452e81135d65a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:15.276476ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099470/publication.md
observed ce1ac34dd491b2b1f0575e0f0ae3ae2e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:15.258046ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099470/publication.txt
observed 60dbd75cce0a067e4503436cd1bb4bfc...
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.