OpenTechnical

OT-2026-000010953

Publication integrity record

Single cup vacuum gripper, common isolation valve, 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-2026-000010953) never changes.

Identity and time

Publication numberOT-2026-000010953 · never reused
Internal UUID01a0ae6c-540d-783c-8a19-5aaef91dd9ca · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:10.156048Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010953
StatusPUBLIC

Content hashes

Canonical text7c5ee59a5a0537a54e62fc007145682b085906289b7e5945fb492d97d74abdf4
Markdown06e306009f54e1ecc365499bd7432b5c81dd3ee7f4445017e790f50edcf939e1
PDF
Publication pagedcd1db9f7991a6e212752c740ad827694f33012719961dcc687f35a6c11b7ec6
Manifest6b1986630dee82553d736fc5ebd1357e6f290f94090c48782b31608baad65254

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
SignatureBWLSVQ311G6b3/iGBVNRnRk3zxB2NddVmx+o7ceK2BfBZobAW3OSkpW1t19BhlyZyRUnAUDtT3kM79DIh6RwAA==
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

2026-09-17T12:13:44.729331ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010953
observed dcd1db9f7991a6e212752c740ad82769...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:44.710822ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010953/manifest.json
observed 6b1986630dee82553d736fc5ebd1357e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:44.691121ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010953/publication.md
observed 06e306009f54e1ecc365499bd7432b5c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:44.672325ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010953/publication.txt
observed 7c5ee59a5a0537a54e62fc007145682b...
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.