OpenTechnical

OT-2026-000046063

Publication integrity record

Four bellows cup vacuum gripper, four zone face, plant vacuum fed, pressure sensor per zone, pulsed 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-2026-000046063) never changes.

Identity and time

Publication numberOT-2026-000046063 · never reused
Internal UUID01a0ae7e-032a-718e-9ac6-2d9e54a65b97 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:29.080672Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046063
StatusPUBLIC

Content hashes

Canonical text5d603354612658685109bb0bfcf74c9de63bf7dcd7dc57d69f21341b50a8e527
Markdownccbd1cf2ff2f7fcb7cd78cee9617fa30e5b86d60344951135d47e47afc1367c7
PDF
Publication page02a8eb7f89822f238159d6d6bcdfa04e457e78073530a83927cac3e03252f151
Manifest782688975bfe9a3933cf53a7f5d49cb8bf6301d73fd17a0a39ff1cd241c0ae99

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
SignatureaN1l95BUpRA/8Df8Fvcaj3qu+Iek9bB6ZQqEzRtM1D/DRfc8JTTQ3QtX8OYagl5AZ96L/eSwF03nUXUxt/P9BQ==
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

2026-09-17T11:09:01.443607ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046063
observed 02a8eb7f89822f238159d6d6bcdfa04e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:01.422849ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046063/manifest.json
observed 782688975bfe9a3933cf53a7f5d49cb8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:01.405757ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046063/publication.md
observed ccbd1cf2ff2f7fcb7cd78cee9617fa30...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:01.387189ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046063/publication.txt
observed 5d603354612658685109bb0bfcf74c9d...
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.