OpenTechnical

OT-2026-000085928

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, 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-2026-000085928) never changes.

Identity and time

Publication numberOT-2026-000085928 · never reused
Internal UUID01a0ae99-e82a-7af6-b68e-60c15d65c92c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:57.178584Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085928
StatusPUBLIC

Content hashes

Canonical text96470b83c3158d9c33b64a5fee247155c41c6807cf273bffeefabb8da8df8cee
Markdowncb03ab126bd921ec857ef448b73854ce3b8c6fdaf01274415d6a5e6cf5b1b2cf
PDF
Publication page2d8d2a25fba889ac596caaf30e334260934d5c572760102b50e0c8a6267b6f68
Manifestc1937a5435c036f76825945f74ee6e3bed2b5e199d2d5bfec2fa233283bacd5a

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
SignaturecMBKLvqy+O2r/5mPUtQBkFF3XxukXUADEbFpVeQj1gL6yahERfMljbp8DvsA82uKrrjwjjHe1AQp8lWGylK1BQ==
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

2026-09-17T09:52:52.781322ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085928
observed 2d8d2a25fba889ac596caaf30e334260...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:52.763499ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085928/manifest.json
observed c1937a5435c036f76825945f74ee6e3b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:52.745826ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085928/publication.md
observed cb03ab126bd921ec857ef448b73854ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:52.729242ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085928/publication.txt
observed 96470b83c3158d9c33b64a5fee247155...
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.