OpenTechnical

OT-2026-000011683

Publication integrity record

Two cup vacuum gripper, two zone face, single stage ejector, 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-2026-000011683) never changes.

Identity and time

Publication numberOT-2026-000011683 · never reused
Internal UUID01a0ae6d-1940-7184-be27-4315478118d1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:00.631271Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011683
StatusPUBLIC

Content hashes

Canonical text1327536492823967720e9ed4b91502cc0fb316f48b2bcbeb9ad99b8259629603
Markdownaa64ae1685adf6190c3aff9f7b638d130780505266f9ad780e5bc8837e7bee73
PDF
Publication page852735f4409c191d03c135e3a675f5eedd546fc4cafd778627a897cff5411418
Manifest88744ccdea81d56e3825ddee63a6ef5ecd8c997f65b76ae7e86f982a99bcbd3b

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
Signature1/e08cyR3a9qU13ltpGcVorl5DARtr6DkxnNiq/CjXQt/gRHMd67RVQICtaH8ypQLABlkm3rMtV+zXCs0QnBBA==
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

2026-09-17T12:12:16.932085ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011683
observed 852735f4409c191d03c135e3a675f5ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:16.911174ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011683/manifest.json
observed 88744ccdea81d56e3825ddee63a6ef5e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:16.891401ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011683/publication.md
observed aa64ae1685adf6190c3aff9f7b638d13...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:16.872592ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011683/publication.txt
observed 1327536492823967720e9ed4b91502cc...
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.