OpenTechnical

OT-2026-000097473

Publication integrity record

Two cup vacuum gripper, two zone face, common isolation valve, two stage ejector, supply line pressure sensor, sustained 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-2026-000097473) never changes.

Identity and time

Publication numberOT-2026-000097473 · never reused
Internal UUID01a0aea1-55b3-7902-8df9-397e0bd24b5f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:04.087778Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097473
StatusPUBLIC

Content hashes

Canonical text1e11bc476de856ebfd2d6f59e292ca4c0396412559b4694cea007abd73a76de7
Markdown512f6f0dffa52184c9f28386f54037fe9e33cc0c921ee57945e61a7ebfa04bc9
PDF
Publication page209a4f223ab82ec1addb805509a352f9581da85cd35a783175a57b25bc1ed8aa
Manifest0d8fd58b9bdcc8322c362a1c15b22586454d79619070946638b01095e818f24c

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
Signature2U+NG9i9eYiYVQk4cOyN6sqpDYDekpAZTf4NQAmeTyGp0hNwMbL/jAVIIC0l7JpRy+dxOTJpBDoPlCF25TnyDQ==
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

2026-09-17T09:33:20.521611ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097473
observed 209a4f223ab82ec1addb805509a352f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:20.505118ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097473/manifest.json
observed 0d8fd58b9bdcc8322c362a1c15b22586...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:20.489504ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097473/publication.md
observed 512f6f0dffa52184c9f28386f54037fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:20.472619ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097473/publication.txt
observed 1e11bc476de856ebfd2d6f59e292ca4c...
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.