OpenTechnical

OT-2026-000045697

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, sustained blow-off 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-2026-000045697) never changes.

Identity and time

Publication numberOT-2026-000045697 · never reused
Internal UUID01a0ae7d-8f04-7dec-b76e-3c730646a93b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045697
StatusPUBLIC

Content hashes

Canonical text71d228b19afaa7af21eb8ad9b9320f0777ae9bd9af18c00b9d819fa26251a32f
Markdown20e5b9ae6ecbe6f73a568854282c9e1be651e57e9d6f503b9f69540398bfed29
PDF
Publication page9c0cd29fb1414925119e57ae039e2d8cef27090ac5ba17023521c4a620bdf357
Manifest35c69cd67964361bf6944da487113fe840082162e19d224116de487f6ccfbf28

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
Signaturey1cHKhbN8o2+ZlsOgpPZpeIkKcJ6WFzoRAu5n8BI0zaSsvTo3qrvqvUXffEknEPe5RA1FCj3lTivg14QYrNhDw==
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

2026-09-17T11:09:30.155201ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045697
observed 9c0cd29fb1414925119e57ae039e2d8c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:30.136422ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045697/manifest.json
observed 35c69cd67964361bf6944da487113fe8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:30.118209ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045697/publication.md
observed 20e5b9ae6ecbe6f73a568854282c9e1b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:30.099503ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045697/publication.txt
observed 71d228b19afaa7af21eb8ad9b9320f07...
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.