OpenTechnical

OT-2026-000097704

Publication integrity record

Three cup vacuum gripper, three zone face, common isolation valve, pump fed, 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-2026-000097704) never changes.

Identity and time

Publication numberOT-2026-000097704 · never reused
Internal UUID01a0aea1-92f5-7592-b564-00b270a4aef3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:19.650679Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097704
StatusPUBLIC

Content hashes

Canonical text462bc1421853e7aa1b4d72c121f9d222116695201088f3e265e4ea26f3e46c9b
Markdowndef268b83c8ec09b5bb3a9a56d9ee9a23991b147d823975a0d8e77cf892d2a1c
PDF
Publication page9e73f269938cba8396d75ec4a7f466af1c021663e51d2976c983fd78a438ca20
Manifestac43caa6f4c60a15f2544938d14faaa4809af7954b7d702dd0d0f78fb858527b

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
SignaturexjTx9yatTeQDf66Fdz3gxn9+wnc3tVi2UQ04loSxaO9F3mHvY663J+B50RTlHkBsVpa2gIVcfcs5MuHmE4o8Cw==
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

2026-09-17T09:32:43.808061ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097704
observed 9e73f269938cba8396d75ec4a7f466af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:43.790211ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097704/manifest.json
observed ac43caa6f4c60a15f2544938d14faaa4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:43.771763ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097704/publication.md
observed def268b83c8ec09b5bb3a9a56d9ee9a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:43.753257ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097704/publication.txt
observed 462bc1421853e7aa1b4d72c121f9d222...
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.