OpenTechnical

OT-2026-000093745

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, single stage ejector, supply line pressure sensor, sustained blow-off before set-down, on a tool changer

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-2026-000093745) never changes.

Identity and time

Publication numberOT-2026-000093745 · never reused
Internal UUID01a0ae9e-508c-727c-86c6-792e5e83418c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:46.038602Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093745
StatusPUBLIC

Content hashes

Canonical textf8af073eeeed1cdbcc1827bd421969b9a0a31bcd264add229f86215d867312b6
Markdownca27bbb4ace166bd6b98e51d397c9d325aa237a533c4ec8cf936a6f89132d58e
PDF
Publication page9ca2f8e29a90c710a3e479daa2e2d734f04538be7d86b721b6fde5112d93c2f9
Manifest6f79c911ae175189013c0f40696029ea8c4a4d94b9e8af9514a9ca750b5beee7

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
Signature/JcohNThzXWuHhLcm+jRpCMFbOgDhSi1G9IlI1BDFLwLKj1tvE0iWoJTwm+0Uk6uN6vURKWbLYI+BZ7+84XCCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:39:49.458994ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093745
observed 9ca2f8e29a90c710a3e479daa2e2d734...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:49.440855ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093745/manifest.json
observed 6f79c911ae175189013c0f40696029ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:49.424428ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093745/publication.md
observed ca27bbb4ace166bd6b98e51d397c9d32...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:49.407338ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093745/publication.txt
observed f8af073eeeed1cdbcc1827bd421969b9...
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.