OpenTechnical

OT-2026-000071675

Publication integrity record

Four bellows cup vacuum gripper, four zone face, common isolation valve, two stage ejector, supply line pressure sensor, pulsed 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-2026-000071675) never changes.

Identity and time

Publication numberOT-2026-000071675 · never reused
Internal UUID01a0ae92-1e91-7be1-a7f5-0d1fc0e62bd2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:26.841552Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071675
StatusPUBLIC

Content hashes

Canonical textad9310bc0f27fa71cfe28e8ca69bb5bd027eaee0109aae4db47d418ee093f4cb
Markdown35777895ac9f186764c92a4d6f800c50dbbf9d2df599e080028ed8052527da96
PDF
Publication page877dbc57da5979030b1c0300175963cab40fed1878adcc880459f876507eb2e1
Manifest6a3353aca1570865863aa03d7790fab7aebb7eb8ca076b652ddb9064df165550

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
SignatureCQdVhHbO8p69RY0EgeiVGGekbQuwhMXagTnWhU8nQdi+2P5O3wgZj9+ChYnxd1UQpduYyvwG4eBLWH0hNIS2Dw==
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

2026-09-17T10:23:42.879798ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071675
observed 877dbc57da5979030b1c0300175963ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:42.855905ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071675/manifest.json
observed 6a3353aca1570865863aa03d7790fab7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:42.830795ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071675/publication.md
observed 35777895ac9f186764c92a4d6f800c50...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:42.801818ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071675/publication.txt
observed ad9310bc0f27fa71cfe28e8ca69bb5bd...
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.