OpenTechnical

OT-2026-000100793

Publication integrity record

Three cup vacuum gripper, three zone face, three 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-2026-000100793) never changes.

Identity and time

Publication numberOT-2026-000100793 · never reused
Internal UUID01a0aea3-66f5-783c-ae90-d52868b8613d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:19.463543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100793
StatusPUBLIC

Content hashes

Canonical textb40d21a2e6b508b77963a5b4536e4aef4c2444c75461d21f61b0ecb4d962e7d3
Markdown3c5a4602097811575b9c6d1870a82469328aca75b9c9d1fedd552a5a393140f3
PDF
Publication page8d1409596da948ccfabcf422f3315e7d2bf2c0b208b164537678f33421b1d105
Manifest90c87cdb0e6922b9406ec3d2df582429c0ae88d4bf64c7730fa4d385e10fcdfe

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
SignatureeQpjs5ubpyTa00Ba/gDRpmkscLo10JocrXIRiG2nIOCZdgq0vCr+1J47wfbQO+Mq3qjSZVaF0ckzbr/ob38EBw==
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

2026-09-17T09:27:42.361040ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100793
observed 8d1409596da948ccfabcf422f3315e7d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:42.340710ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100793/manifest.json
observed 90c87cdb0e6922b9406ec3d2df582429...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:42.318014ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100793/publication.md
observed 3c5a4602097811575b9c6d1870a82469...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:42.298749ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100793/publication.txt
observed b40d21a2e6b508b77963a5b4536e4aef...
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.