OpenTechnical

OT-2026-000025206

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, single stage ejector, supply line 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-2026-000025206) never changes.

Identity and time

Publication numberOT-2026-000025206 · never reused
Internal UUID01a0ae71-5fa6-7b81-bebb-bb3d8d86c90f · 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-2026-000025206
StatusPUBLIC

Content hashes

Canonical text45a8a56a7fd54b22f8f9e69ee2d742c377dbee0e2b3898141ba6fd1ebdfb3e34
Markdownbaedc42db9373c50d9c5d5b6f16377ee4049c2425e1a148cbf60fe36d8981aa0
PDF
Publication pagea39b392a4fb81c711491ac5a05f67c203dbf49a353dc9122099df390e7f76728
Manifestd3ccf8337ea136510c8b75bde04c1c92dfd3d383efd100e3cdd4cc577ebfa5e8

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
SignatureWUDa3O0W1wUAAUXmIhiYnHOhqzWdlzNY7ADNEKRQqAaNS6sEAKdyjpVDfSbBjMt0OZ4Rj9dOXxRu+u/3IpSbCg==
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

2026-09-17T11:47:11.986530ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025206
observed a39b392a4fb81c711491ac5a05f67c20...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:11.966581ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025206/manifest.json
observed d3ccf8337ea136510c8b75bde04c1c92...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:11.946257ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025206/publication.md
observed baedc42db9373c50d9c5d5b6f16377ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:11.923259ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025206/publication.txt
observed 45a8a56a7fd54b22f8f9e69ee2d742c3...
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.