OpenTechnical

OT-2026-000072526

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, two stage ejector, supply line pressure sensor, vented before set-down

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-2026-000072526) never changes.

Identity and time

Publication numberOT-2026-000072526 · never reused
Internal UUID01a0ae92-89d8-730b-a568-5afd3c6a6da4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:54.283203Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000072526
StatusPUBLIC

Content hashes

Canonical textc508a9e77f830a2951dbf6d600cea32db31ba0c5c9dbc3b6589a3c1e8ed4da67
Markdownbb3977d3a0aa057d96029c3c3e33377db41fe0fa2a7bcf482f1817dbaebde8a1
PDF
Publication page77ad30d34dc07ff2f9e06fda3c3f75fe855d6f582d603ef6c5a6719dbeacb94a
Manifest0f6e6ed5d6d02258f74b19c31a4847af231742818822d7efddabcd087fdbcff9

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
SignatureyKdCrpvThJj3MO+jvnA8VQqtxob+p1uLM433AMYPBmc18s4DkIXvEhKu0vDzi7BTWFqCbc/BDGWyNwcL+OhGBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:22:11.163110ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072526
observed 77ad30d34dc07ff2f9e06fda3c3f75fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:11.145261ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072526/manifest.json
observed 0f6e6ed5d6d02258f74b19c31a4847af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:11.095420ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072526/publication.md
observed bb3977d3a0aa057d96029c3c3e33377d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:11.045020ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072526/publication.txt
observed c508a9e77f830a2951dbf6d600cea32d...
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.