OpenTechnical

OT-2026-000100781

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, plant vacuum fed, pressure sensor per zone, 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-2026-000100781) never changes.

Identity and time

Publication numberOT-2026-000100781 · never reused
Internal UUID01a0aea3-66f5-705e-9a86-0a66f927da09 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:19.463543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100781
StatusPUBLIC

Content hashes

Canonical texte49ac5ea3b019f974ecaac1d3167cea971d3583b84c9d748a58c081f3791984d
Markdown1e722b778a9425e61d3d482194c2fc5978942f28a880dca330d795d302519e79
PDF
Publication page6e425838e2a7620702754ddd0ab27ca9a89203552577e7129ccc5424e1078496
Manifest2d6a1c40b838929fe685625d6e94bd2b80ceddadc008998bfa9c6ee007804e64

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
Signature3oaqi+JbO0UmpyoaXhzbZ9lz1a+pCzjPMlCHio85nrfReQfxqiwewyF+xDFh/MxuMCmVCy6fxz/OnSDFgMJqAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:27:41.350375ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100781
observed 6e425838e2a7620702754ddd0ab27ca9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:41.328223ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100781/manifest.json
observed 2d6a1c40b838929fe685625d6e94bd2b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:41.306870ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100781/publication.md
observed 1e722b778a9425e61d3d482194c2fc59...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:41.285620ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100781/publication.txt
observed e49ac5ea3b019f974ecaac1d3167cea9...
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.