OpenTechnical

OT-2026-000009052

Publication integrity record

Two bellows cup vacuum gripper, two zone face, plant vacuum fed, vented 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-2026-000009052) never changes.

Identity and time

Publication numberOT-2026-000009052 · never reused
Internal UUID01a0ae6b-31b8-780f-a7cc-491dd47a9b4f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009052
StatusPUBLIC

Content hashes

Canonical text4febd235d09862026f8ef93d47f55943c99650ba829190c4c892315098e4a650
Markdown67dd6ddb5962272c58665545856b226fa7aa80840617f95a6a7c82e1d9754e1b
PDF
Publication page54e84cd1ebc2f6a900d525cefddd2fe6f1d2b4475918db00afaad51fdb93bd6b
Manifestcd2d8f8b8394ce975975f0588e83f07278e232e610fb4c0662b9e2ef19f7dd74

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
Signature147dN9CHuxCw9+1AG4XfGuxWI2p0SUpWTAzsZ27JtME6MfWIx+WmMZUqW6g4mq+3ZwATZfdawzlUZCilTDQxCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:42.347876ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009052
observed 54e84cd1ebc2f6a900d525cefddd2fe6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:42.327456ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009052/manifest.json
observed cd2d8f8b8394ce975975f0588e83f072...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:42.308932ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009052/publication.md
observed 67dd6ddb5962272c58665545856b226f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:42.290007ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009052/publication.txt
observed 4febd235d09862026f8ef93d47f55943...
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.