OpenTechnical

OT-2026-000091566

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, plant vacuum fed, pressure sensor per zone, 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-2026-000091566) never changes.

Identity and time

Publication numberOT-2026-000091566 · never reused
Internal UUID01a0ae9c-f16e-7081-bd7b-e95c64e98f7a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:16.158740Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000091566
StatusPUBLIC

Content hashes

Canonical textf48f24e6a1b5bb444836bfa318e2a2171aef59c526dae5279d2c9f10bcee1dc5
Markdownd472a2dc63dbe54a99ed8194d7927cbfca850c4275bfe870f9e5bbb82d779960
PDF
Publication page74939c673222f53e632150b5f50e57be777c8870e243a7d1cea868c87d199365
Manifest7f6bfee82450f93fbc288320b1b4c27c9caba55e09b4ba6d8ff28c4a9a823e92

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
SignaturegpZ0T84Bi2+PPWjp/QFjE2XbYoa+jAJxB79rnMcJh4U3O3bhlQZAUmGkqkA0XOl581r/HREyP454vy05d1jPBg==
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

2026-09-17T09:43:50.202664ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091566
observed 74939c673222f53e632150b5f50e57be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:50.185208ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091566/manifest.json
observed 7f6bfee82450f93fbc288320b1b4c27c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:50.168890ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091566/publication.md
observed d472a2dc63dbe54a99ed8194d7927cbf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:50.152663ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091566/publication.txt
observed f48f24e6a1b5bb444836bfa318e2a217...
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.