OpenTechnical

OT-2026-000025495

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, two stage ejector, pulsed blow-off 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-2026-000025495) never changes.

Identity and time

Publication numberOT-2026-000025495 · never reused
Internal UUID01a0ae71-5fa8-7af2-aca6-dcebc3d5b433 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:40.790954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025495
StatusPUBLIC

Content hashes

Canonical text7335e990740af7339c19b25bd509a3556d3739247ee2553f8215e122d1f028b7
Markdown5d9cb9a56d3b5108aee754881e3e271d03ae2d4aaa6d62c5f30819a33ae89bd6
PDF
Publication page16a153509a3dc33ac51fb525fbf6f9c7b1f04c178b4f00f887a68c8c2756a357
Manifest45245cb52bc3e3e4a1e346c4b4b2b8d048be7a12108ad70d01f9d7f9e9eb98e2

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
SignatureRdVyjS3m8qwQ9zNsw3Nt0pocfHNDZEC4tt6dIcpMY7HSlcS4EyMv3lqZTKNUDxWtBmnp6m/E9Il3GQXKCm1sAw==
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

2026-09-17T11:47:35.431310ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025495
observed 16a153509a3dc33ac51fb525fbf6f9c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:35.404456ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025495/manifest.json
observed 45245cb52bc3e3e4a1e346c4b4b2b8d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:35.379676ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025495/publication.md
observed 5d9cb9a56d3b5108aee754881e3e271d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:35.358775ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025495/publication.txt
observed 7335e990740af7339c19b25bd509a355...
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.