OpenTechnical

OT-2026-000034553

Publication integrity record

Three cup vacuum gripper, three outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed blow-off after 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-2026-000034553) never changes.

Identity and time

Publication numberOT-2026-000034553 · never reused
Internal UUID01a0ae76-1ed0-7189-9e6c-d674f87b2820 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034553
StatusPUBLIC

Content hashes

Canonical textda4b31ece73c46b9b4ebdac387419983330d383e371fa06a6441c6254aa7abf3
Markdown0e90b1493b4f947a1598f6d383b3668f336eca64a82e0c089d80552f25350f59
PDF
Publication page16458f4a0792a54dc86b59c55328f1c3ec3a6a883a027e94b5a78ca3ab83e412
Manifest0d9ac39053972eb6c4d609ec24ee94def2e20496135e29f3843442f05729a488

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
Signaturet2lBOamc7sopa9Bhbr0241QBfXL561bPnW7K1O4uTiaT6Qpaia5gPZVfjVI7QjeADsyBih7dhHqg9UaIiUodCw==
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

2026-09-17T11:28:54.976374ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034553
observed 16458f4a0792a54dc86b59c55328f1c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:54.958266ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034553/manifest.json
observed 0d9ac39053972eb6c4d609ec24ee94de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:54.939897ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034553/publication.md
observed 0e90b1493b4f947a1598f6d383b3668f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:54.922864ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034553/publication.txt
observed da4b31ece73c46b9b4ebdac387419983...
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.