OpenTechnical

OT-2026-000086325

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, three stage ejector, 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-2026-000086325) never changes.

Identity and time

Publication numberOT-2026-000086325 · never reused
Internal UUID01a0ae9a-2c96-71c2-9ccc-10d8db3237f6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:14.823225Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086325
StatusPUBLIC

Content hashes

Canonical text1c28f6b0ee50b0ce4f84cf2cfa4a7594992aceafb2ac3138b1fc83d8475c3d65
Markdown544d47f88770957ae8a469864868717b146e00594b4365131e82cfabc1f89fac
PDF
Publication pageea56be082e446332a426c27f3abc552bc210098a36861787dd6b3c4dbb4c5fda
Manifest653404c68698616e6cca673dd0b57b0e301886689ffc38fa6680247dbcd7b3ec

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
SignatureY/btBRK+UD4hNQLyZahZ31CJSxRJ01hVa+xAs8i/wq/jdj9RSsQr4luvf25WcMOxomSJsQ72LAd1/1/9+lygAQ==
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

2026-09-17T09:52:00.788432ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086325
observed ea56be082e446332a426c27f3abc552b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:00.771290ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086325/manifest.json
observed 653404c68698616e6cca673dd0b57b0e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:00.754059ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086325/publication.md
observed 544d47f88770957ae8a469864868717b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:00.735263ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086325/publication.txt
observed 1c28f6b0ee50b0ce4f84cf2cfa4a7594...
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.