OpenTechnical

OT-2026-000100313

Publication integrity record

Two cup vacuum gripper, two zone face, common isolation valve, three stage ejector, pressure sensor per zone, sustained blow-off 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-2026-000100313) never changes.

Identity and time

Publication numberOT-2026-000100313 · never reused
Internal UUID01a0aea3-3053-7306-8335-cb9eb47d3981 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:05.469356Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100313
StatusPUBLIC

Content hashes

Canonical text6fe3982f3c599aa693b2ea75e2680da6d9c0afeafcfc413447c9ce4b1c418c76
Markdownda999292e91b2ec09449dd1f32120e0e944db0e5920bf6bf6373288b12b64894
PDF
Publication pagec66058cfe7465afca124f32a3bb61b4614545cbe89ffeb3b7a5c383dad0aca1e
Manifestc841bd2be1de0cb3b34e0070f638dd3d12e9083be98e6ca1f7cbb02945b5c138

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
SignatureaC20H+scvXlu+GqgW6ARGjdld/1plgG+w1X4UPv9o2PtpKvnPlQERff69BFzIP9gCM3HcKHYX9xAwEyerkw1DQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:30:14.943438ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100313
observed c66058cfe7465afca124f32a3bb61b46...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:14.924066ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100313/manifest.json
observed c841bd2be1de0cb3b34e0070f638dd3d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:14.905138ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100313/publication.md
observed da999292e91b2ec09449dd1f32120e0e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:14.887796ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100313/publication.txt
observed 6fe3982f3c599aa693b2ea75e2680da6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:37.686874ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100313
observed c66058cfe7465afca124f32a3bb61b46...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:37.669955ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100313/manifest.json
observed c841bd2be1de0cb3b34e0070f638dd3d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:37.652184ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100313/publication.md
observed da999292e91b2ec09449dd1f32120e0e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:37.635680ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100313/publication.txt
observed 6fe3982f3c599aa693b2ea75e2680da6...
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.