OpenTechnical

OT-2026-000040076

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, plant vacuum fed, manifold pressure sensor, sustained 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-2026-000040076) never changes.

Identity and time

Publication numberOT-2026-000040076 · never reused
Internal UUID01a0ae79-26fd-710d-bd06-ae7b0650bf08 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040076
StatusPUBLIC

Content hashes

Canonical text274cca92814a9442f98a4cc68b52f164327e0a2874d895d711bd8c90ed33ee1d
Markdown1881f3b62bd92894ca6aa94c8404df9ae6ae9b9ec79a8755ba1faaf867859c9e
PDF
Publication pagee2992ccde3b15d0ecefbcebbb9a1da37ba07602795a6d664da4d4471c66eae8b
Manifest3bd3bf432632ecb879494cb1fb457ffdf2ae1870884a3838ccd3e9f271e4d73c

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
Signature5Cju0O9yG3t5v4DqY5RaqUbytuL244RGhRDSGqEpzgcFIQByRjmGhyFIO5VS9SQj9b2CNI8iZE+GFXbYl2eKAw==
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

2026-09-17T11:18:55.283759ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040076
observed e2992ccde3b15d0ecefbcebbb9a1da37...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:55.267089ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040076/manifest.json
observed 3bd3bf432632ecb879494cb1fb457ffd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:55.251187ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040076/publication.md
observed 1881f3b62bd92894ca6aa94c8404df9a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:55.234978ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040076/publication.txt
observed 274cca92814a9442f98a4cc68b52f164...
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.