OpenTechnical

OT-2026-000041165

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, sustained blow-off after 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-2026-000041165) never changes.

Identity and time

Publication numberOT-2026-000041165 · never reused
Internal UUID01a0ae79-b142-7ae4-8834-7e8462d2a83f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:45.980839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041165
StatusPUBLIC

Content hashes

Canonical text4ba72e28184471f47bd0aa7f5c7824828a5d8878e84d7674ee963c36b7e2a556
Markdowna6069b09008911371fc272d492afe16dd1e217dbf3090f7ecbce934af9d74d42
PDF
Publication pageb3a314f67ca53d948a51dcf8dcaf53077520991704b605d3bcf9405e14bd5c12
Manifest34ea125e8093189d9349934b9c7aa9632223955a486714eaa5616ebf6967e312

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
Signature5R97ezTOkUJgJN78qbCO8/8/nBGayMPCbPEjT+aehirCEV/Hx0ES73OGFEXwyHn1hyjY5TfPFVmg6qXn5TO2Bg==
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

2026-09-17T11:17:06.597096ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041165
observed b3a314f67ca53d948a51dcf8dcaf5307...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:06.578665ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041165/manifest.json
observed 34ea125e8093189d9349934b9c7aa963...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:06.561636ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041165/publication.md
observed a6069b09008911371fc272d492afe16d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:06.544002ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041165/publication.txt
observed 4ba72e28184471f47bd0aa7f5c782482...
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.