OpenTechnical

OT-2026-000074964

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, manifold 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-2026-000074964) never changes.

Identity and time

Publication numberOT-2026-000074964 · never reused
Internal UUID01a0ae93-ac2d-7b52-9116-9e19938fbb1c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:08.693295Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000074964
StatusPUBLIC

Content hashes

Canonical text5d0fcd2f1bd46587f945a927e083b343774b195a047d37b01f38e162752e4765
Markdown035cc4e68bb056eaea025ef5374746d3566f37f40f2dc4b0a80c012f1bd6e8b3
PDF
Publication pagec0b4106e11f5228628cf4c0962991152337c990af2bbe045fa0e155547561c92
Manifest59507692f22b47dae2d671c571dd98d17efd07cfda2a67fccdac577850cea491

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
Signature39zzTUd1gl6xz7cl2jtDQuifpXt4O/gPy9fn9igEPVPIai4qJPQGOHYCvCTwK2wY0rJCUj0gX98/OBLd49/6Bw==
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

2026-09-17T10:18:45.869140ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074964
observed c0b4106e11f5228628cf4c0962991152...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:45.849940ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074964/manifest.json
observed 59507692f22b47dae2d671c571dd98d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:45.832297ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074964/publication.md
observed 035cc4e68bb056eaea025ef5374746d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:45.814764ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074964/publication.txt
observed 5d0fcd2f1bd46587f945a927e083b343...
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.