OpenTechnical

OT-2026-000046012

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, pulsed 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-2026-000046012) never changes.

Identity and time

Publication numberOT-2026-000046012 · never reused
Internal UUID01a0ae7d-8f8a-7192-ab1f-01f3e7760282 · 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-2026-000046012
StatusPUBLIC

Content hashes

Canonical texte7331a544bd3f413bd6ae671411afb5a7cb7b57870e3a44a19589d311def6aab
Markdown193b492d2488c018c33c03f04de28a984d19bb1f763fd0842eaebebd8ab6d596
PDF
Publication page9074434c72abd102739ba37d76a6675e6da52f9802497e3328f75252d869b93d
Manifest79b21e048ccd0f510749bd89540b7d9523b8b91ed646baf2cee1c8ba2fddce16

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
SignatureHlG+2zw5xxOnj8Nl4tgFuhCAIhmc3bDY6ahBoXj7fkzgv/hv5xcDj7ALod1CMdk7UdN2vHaxBVTI7cpezVIFDA==
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

2026-09-17T11:10:00.989922ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046012
observed 9074434c72abd102739ba37d76a6675e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:00.970812ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046012/manifest.json
observed 79b21e048ccd0f510749bd89540b7d95...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:00.952188ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046012/publication.md
observed 193b492d2488c018c33c03f04de28a98...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:00.934648ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046012/publication.txt
observed e7331a544bd3f413bd6ae671411afb5a...
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.