OpenTechnical

OT-2026-000084477

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, plant vacuum fed, sustained 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-2026-000084477) never changes.

Identity and time

Publication numberOT-2026-000084477 · never reused
Internal UUID01a0ae98-5b63-7beb-861f-c40b1516715f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:15.619216Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084477
StatusPUBLIC

Content hashes

Canonical texte090d21f30d4d6177e4b0b98f2508654e8676de8ca079fc9197856cf218b8889
Markdown9cdec9c07dc7cca8c2dea069ca55583bc5711c31149a86b85f9067e765314176
PDF
Publication pagecf31299706b3da1def0787f12257fdca51e04b547eb0253c3830c82b4c330591
Manifest83bb191d0e98d6d6850e76680bae378344a3b6e4bfdc6c427507a77fb428ffcb

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
SignaturesiV1wj/XqJBrXqr0tzHBCe6V7PQ0ZqJ68nVrdJO3cb7CCHLcpAFVyLfj5FSD/8veWWoecAr8cIX9WBbSx5brAg==
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

2026-09-17T09:56:26.638019ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084477
observed cf31299706b3da1def0787f12257fdca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:26.620286ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084477/manifest.json
observed 83bb191d0e98d6d6850e76680bae3783...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:26.603225ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084477/publication.md
observed 9cdec9c07dc7cca8c2dea069ca55583b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:26.586773ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084477/publication.txt
observed e090d21f30d4d6177e4b0b98f2508654...
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.