OpenTechnical

OT-2026-000097816

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, plant vacuum fed, supply line 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-2026-000097816) never changes.

Identity and time

Publication numberOT-2026-000097816 · never reused
Internal UUID01a0aea1-92f6-7f1d-b76c-8c96fa9ae2f5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:19.650679Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097816
StatusPUBLIC

Content hashes

Canonical textf082f799bfaef656b6e499d430f93d5eaaaee0b028e6745514929bf92d3c6e08
Markdownee7155cb181f9ec0aeeacf7b5f5a97162676dc0467617e526c218d587ec529e1
PDF
Publication paged72c14f3eb0cd7a3597306441c37b620b06f6edb2c75bcf5d5610bbc7b33ad62
Manifest64c0ca2d0eb46036d9ff774c8f06a3bbd6cea6d2f059273e1a68d18789ee7a8b

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
SignatureC/xivHMBiDQ1Wc7cjflRLR6SnsMquub2lTDvsXttxlvzZFwJ+uprSF2/LOGpOFYMGcAoe/gVhO0FBp3uZpzcBw==
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

2026-09-17T09:32:54.388576ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097816
observed d72c14f3eb0cd7a3597306441c37b620...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:54.371766ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097816/manifest.json
observed 64c0ca2d0eb46036d9ff774c8f06a3bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:54.352543ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097816/publication.md
observed ee7155cb181f9ec0aeeacf7b5f5a9716...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:54.330314ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097816/publication.txt
observed f082f799bfaef656b6e499d430f93d5e...
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.