OpenTechnical

OT-2026-000101271

Publication integrity record

Foam pad vacuum gripper, two zone face, six 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-2026-000101271) never changes.

Identity and time

Publication numberOT-2026-000101271 · never reused
Internal UUID01a0aea3-c379-76f8-b664-e4b7c86efccb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101271
StatusPUBLIC

Content hashes

Canonical text6071df0340db4fc8c3d45c3ee1658ff2f45992b6d449313fd031babe772ba065
Markdown8306c6d9250159cbadfeb1bb807962253811302961513c86feb762d84110284c
PDF
Publication page7911436cea1bc5843ffbdce796e375d1b7b249c65954191ddd927f16932d20fe
Manifest84f9d502b2ac0246bec9e450ac0961b288371de5c949fe2e92f7104dd633822b

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
SignatureT/251OD241TjXzp8MAhs0wg4xbut7h2Ek9wt7vYSev0VhxB9Ew+f6T/V9Hc6hABS1wzsm7HMF7VirdwQoFGwBg==
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

2026-09-17T09:26:56.293219ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101271
observed 7911436cea1bc5843ffbdce796e375d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:56.275876ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101271/manifest.json
observed 84f9d502b2ac0246bec9e450ac0961b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:56.258816ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101271/publication.md
observed 8306c6d9250159cbadfeb1bb80796225...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:56.241878ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101271/publication.txt
observed 6071df0340db4fc8c3d45c3ee1658ff2...
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.