OpenTechnical

OT-2026-000015796

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, plant vacuum fed, pulsed 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-2026-000015796) never changes.

Identity and time

Publication numberOT-2026-000015796 · never reused
Internal UUID01a0ae6e-0c4c-7e61-b08e-3c1e61ee2a3f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:02.846253Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015796
StatusPUBLIC

Content hashes

Canonical textff91ba8d01631039753d4cc5aa6aeaceae8cd4ac6429e0f5a52b1e661649cbd5
Markdownfd6c8e2402a2a5d876a2493f688c3d2cb4c37d7f430cb91092ca4a4dbc7b21a4
PDF
Publication page65d60662637409fbf36b9ef1fa75e1d606d82066a80640d2a2cf30dcfedd5736
Manifest2e07aad48d7233cceb5264b56afa0d154855b8aec96d4270d6c2a34293d34a92

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
SignatureMDoTIIfzez3Y2XNDPKkEIfYPK2Nxp/aBBS3j+G5rSqOHQQEZ0upQ1QalU+fhRxYXV14HwZXoih+hXJAZ1ZD7Bw==
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

2026-09-17T12:05:06.132698ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015796
observed 65d60662637409fbf36b9ef1fa75e1d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:06.112962ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015796/manifest.json
observed 2e07aad48d7233cceb5264b56afa0d15...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:06.096166ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015796/publication.md
observed fd6c8e2402a2a5d876a2493f688c3d2c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:06.077175ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015796/publication.txt
observed ff91ba8d01631039753d4cc5aa6aeace...
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.