OpenTechnical

OT-2026-000086671

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, pump fed, sustained blow-off before set-down

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-2026-000086671) never changes.

Identity and time

Publication numberOT-2026-000086671 · never reused
Internal UUID01a0ae9a-2c99-7315-aa2a-154281102637 · 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-2026-000086671
StatusPUBLIC

Content hashes

Canonical text67ab0eedacd304e89c7bb0ead9d9e9866976619921008e714c69f0dfbb029ecf
Markdown8ec86560472123fbb6aba20d35020d909b3a9231de99ef84a3027e110a14b1d3
PDF
Publication page053c31f0b60eef71ab0b951f7097c454169647db4949e7317f3964c084304fab
Manifest3113cc0ac951600bb412ee5a12956b8960ba7daad779bc7a5f263e791b16d47b

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
SignatureHERL1ebhMKOeovnWva4FjMUEsIyPpWvRixAFWxamyTsZuN1dbvA8C7s8ljpubNcx1+vrdSlOwOaPoaLzqj9WBg==
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

2026-09-17T09:52:32.138466ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086671
observed 053c31f0b60eef71ab0b951f7097c454...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:32.115346ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086671/manifest.json
observed 3113cc0ac951600bb412ee5a12956b89...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:32.082175ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086671/publication.md
observed 8ec86560472123fbb6aba20d35020d90...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:32.043271ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086671/publication.txt
observed 67ab0eedacd304e89c7bb0ead9d9e986...
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.