OpenTechnical

OT-2026-000066003

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, three stage ejector, 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-2026-000066003) never changes.

Identity and time

Publication numberOT-2026-000066003 · never reused
Internal UUID01a0ae8e-8dc2-74ba-a9ee-26454a309838 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:33.262219Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066003
StatusPUBLIC

Content hashes

Canonical text7392a16e0499c579f025a6f865c894d47d62fa726f7856c11f2198fd8d582971
Markdown366ebad621f08c2d9b2b9189ccc0e1f0bfa53be02f251e27e5d2090b91a3cad0
PDF
Publication page8a0f5b77dfe8b8ba3b06a4e8f0157a0c83f0bbaa059d2faf723d20a16deed9a3
Manifeste3b9c274a49455b779f8be169d4e836e4a3320b92d2d0395ff1dced4d626d3a4

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
SignatureBpdppE17ozLlJLiXznbeIxhJc8l9YM0L+Qoo/SccJI+zJHTPa8ReapxFGPqEYOVFg2PzsZwVnEU1PZO6TQPuCg==
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

2026-09-17T08:50:32.029506ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066003
observed 8a0f5b77dfe8b8ba3b06a4e8f0157a0c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:32.011823ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066003/manifest.json
observed e3b9c274a49455b779f8be169d4e836e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:31.992900ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066003/publication.md
observed 366ebad621f08c2d9b2b9189ccc0e1f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:31.975084ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066003/publication.txt
observed 7392a16e0499c579f025a6f865c894d4...
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.