OpenTechnical

OT-2026-000009210

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, vented after 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-2026-000009210) never changes.

Identity and time

Publication numberOT-2026-000009210 · never reused
Internal UUID01a0ae6b-31b9-7a6a-96b0-1c9bb0dccfff · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009210
StatusPUBLIC

Content hashes

Canonical text21b754913105a87914ad3981d00362f8c3f73ed62b11bae3f7288bf636db4b0f
Markdownd9d01e4ff098209f201d50aeb26bdf7a1533f0b8a687d6f801c9502f523a4688
PDF
Publication page9e1a5765e0d4109e03f13ff08aa9bf97f5d567ada6710e972c59d68577cb2322
Manifest0a650af8e46e2e632af1d7173a0a27dbde95adffd9d8cc71cd1b65abc9b7b3b4

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
SignatureP6EEKqAefMR6VivvEMmUN4JKVjDEcV3MSFw0tKsuxtfXzZZ8DqJ0sugAYv5ypAk75evRtGg+1tv3raanlvxvDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:55.996021ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009210
observed 9e1a5765e0d4109e03f13ff08aa9bf97...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:55.977288ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009210/manifest.json
observed 0a650af8e46e2e632af1d7173a0a27db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:55.957255ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009210/publication.md
observed d9d01e4ff098209f201d50aeb26bdf7a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:55.936469ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009210/publication.txt
observed 21b754913105a87914ad3981d00362f8...
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.