OpenTechnical

OT-2026-000095209

Publication integrity record

Four bellows cup vacuum gripper, four zone face, plant vacuum fed, 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-2026-000095209) never changes.

Identity and time

Publication numberOT-2026-000095209 · never reused
Internal UUID01a0ae9f-8f70-7cc8-b736-0f3075c05e76 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:07.681434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095209
StatusPUBLIC

Content hashes

Canonical text4fe96bb5b9ec5790fc3626e5c1fbe3311871a03001aa92de4e03a23eeb80459b
Markdown9205723415d9efac02e9c727ce0e6d602d9be345b111d7ced2ab01eb08ec3f34
PDF
Publication page96af8fb3d06631f340e0129774099523953bd71c336a3bbe4531eb943eef96ce
Manifest410939b33b4568793b7c4de4f51fef4e5401b20e316027b5d53e1661867af77a

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
SignatureiVmo8awVCslMgon5EwVtvKsVbXxK+DLXSGQQYh4++ZUFe/slCsiO1JfuJ+DbN3Dgjh1glhCTa4CsUq/DrwKnAA==
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

2026-09-17T09:36:31.627762ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095209
observed 96af8fb3d06631f340e0129774099523...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:31.608615ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095209/manifest.json
observed 410939b33b4568793b7c4de4f51fef4e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:31.588659ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095209/publication.md
observed 9205723415d9efac02e9c727ce0e6d60...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:31.572663ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095209/publication.txt
observed 4fe96bb5b9ec5790fc3626e5c1fbe331...
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.