OpenTechnical

OT-2026-000095474

Publication integrity record

Four cup vacuum gripper, four zone face, per zone isolation, 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-2026-000095474) never changes.

Identity and time

Publication numberOT-2026-000095474 · never reused
Internal UUID01a0ae9f-8f73-71e5-be59-cc0cab7d826e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:07.681434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095474
StatusPUBLIC

Content hashes

Canonical textffeb672bd1815ef983ee936749a53d4b2fb7b10c0fd7a2470a18f737d932baa9
Markdown918d636c9cdb03dc394b3061c2a7edf2672257257de45c34b1e2b4253a534339
PDF
Publication page0639a21634f7ebf1a68e9f7167281d7daea16d5598ebf1697fdf7ac0d3b87430
Manifest5322270d9405945af1c9a918950a734f112b94c6e217df0c69cc7e4ad7534b13

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
SignatureOknBTtl1JmAoTnV1axqcFOPrVvpG0isnyuqelU8uQn6hINnsA11R/s0ZTWAApzaiokR1H7xIy24AUtCj0VjGAg==
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

2026-09-17T09:36:23.098345ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095474
observed 0639a21634f7ebf1a68e9f7167281d7d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:23.079999ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095474/manifest.json
observed 5322270d9405945af1c9a918950a734f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:23.060385ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095474/publication.md
observed 918d636c9cdb03dc394b3061c2a7edf2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:23.042016ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095474/publication.txt
observed ffeb672bd1815ef983ee936749a53d4b...
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.