OpenTechnical

OT-2026-000085309

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, 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-2026-000085309) never changes.

Identity and time

Publication numberOT-2026-000085309 · never reused
Internal UUID01a0ae99-aaaa-79f2-9123-6678bba9f10f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:41.564662Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085309
StatusPUBLIC

Content hashes

Canonical text882bf67041804e2bc6e06185f57d13bd9288b35635a83f6beaf94986d5763f83
Markdown199b2c42d2d92a8bf3022f65134268424e6634ffe4aadde2885cbb62880c3365
PDF
Publication paged51be10313642a799acb8ad2b9d6c57cefbee23e0337de121a47c479ea1764e4
Manifest6041761936b772bbc758ed6d3c06b3d9e8160b214ed2de7866448b1a11b840ac

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
SignatureAVlkvwk9xDjLvHxacVPAYP4bQMeYSR4bu5yqZcoYwtoS3zFSzZnw0wX7nO8p/cScu7i7fDBNLLD3P6w7PI80Aw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:54:01.717139ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085309
observed d51be10313642a799acb8ad2b9d6c57c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:01.698200ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085309/manifest.json
observed 6041761936b772bbc758ed6d3c06b3d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:01.680447ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085309/publication.md
observed 199b2c42d2d92a8bf3022f6513426842...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:01.662426ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085309/publication.txt
observed 882bf67041804e2bc6e06185f57d13bd...
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.