OpenTechnical

OT-2026-000082580

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, vented after 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-2026-000082580) never changes.

Identity and time

Publication numberOT-2026-000082580 · never reused
Internal UUID01a0ae97-8cc8-7f96-868b-d1d5b72ac3ed · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:22.827170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082580
StatusPUBLIC

Content hashes

Canonical text9284038ed159f01837f47a877c151988c2d8386b5b300af03883ab706bfcb927
Markdown5a7a78d41026b53c71debffb5ebd154cf5e4ed0ce7d636a44af7447ccb032a85
PDF
Publication page8fb746bd412cb089fe75a8158040c6d52e5fd1bb79ce9b0367badb66ae5ef290
Manifest6a9c9d651f64b73c0a275401a0520c63bad04a37bf6376daa1fa36b70b695727

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
Signaturez43uPQEXVcVPXaEH00If53/fPq/aeAA3N7zc+L2AfJ8f+WiXV5WGZPVlVMpZBLy0D10bQzzZoh1sV7DeCmPeDw==
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

2026-09-17T09:58:01.314569ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082580
observed 8fb746bd412cb089fe75a8158040c6d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:01.297409ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082580/manifest.json
observed 6a9c9d651f64b73c0a275401a0520c63...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:01.280766ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082580/publication.md
observed 5a7a78d41026b53c71debffb5ebd154c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:01.265313ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082580/publication.txt
observed 9284038ed159f01837f47a877c151988...
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.