OpenTechnical

OT-2026-000080587

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, two 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-2026-000080587) never changes.

Identity and time

Publication numberOT-2026-000080587 · never reused
Internal UUID01a0ae96-7e79-7689-bb89-194e6b5eb3ea · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:13.512436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080587
StatusPUBLIC

Content hashes

Canonical textaa59e8c9700c6a2bf62e028e5e298305449745603b26cbabc5b02ce05a09808e
Markdown13e0b8aea9220805289c2b18bc5dad9ec6837e26d2938d3756d4c43bf11269d4
PDF
Publication pagec9007581468f5c865a3a46e7380993fd03e28ec07e539260097d214c43ccb453
Manifestec55b8ad50cac8f10b295167495874885b3ef99ea5b0d6db51e9631be389fd6c

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
SignaturePVUeNER/NVQyopQw9qVERsovap4GpLS3wemU5m0r4LXyvuknsqEcJjyrQ8n/aFbB4cLiOhhaXwg6G2SbUfQ9Aw==
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

2026-09-17T10:03:13.355670ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080587
observed c9007581468f5c865a3a46e7380993fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:13.338954ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080587/manifest.json
observed ec55b8ad50cac8f10b29516749587488...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:13.322150ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080587/publication.md
observed 13e0b8aea9220805289c2b18bc5dad9e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:13.304515ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080587/publication.txt
observed aa59e8c9700c6a2bf62e028e5e298305...
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.