OpenTechnical

OT-2026-000050044

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, pump fed, supply line pressure sensor, pulsed blow-off after 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-2026-000050044) never changes.

Identity and time

Publication numberOT-2026-000050044 · never reused
Internal UUID01a0ae81-fd78-7d15-a6e8-ab8f7788ec2e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:35:49.774136Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050044
StatusPUBLIC

Content hashes

Canonical text2acb3bf059e36658b12592d9701ca6f2a3a65f2b4744d68a95792b8e1d9196cd
Markdownb9e58215ba57be1348c927a516269779f2ac5502fb89a0e9efc8664ee1682d2c
PDF
Publication page516f6eb64c3706962e724035acb05fd3fc48a06414ea1f486f65d1dde83322cb
Manifest116d4e640e3cb1cfdecb7bb0c7bf90e4e4c754b8b9fdf9af6b6f1834e69fef32

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
Signature/TeVNv+idZPCHWkhyK12Xp48Bxhgm6bzcukPwxI/Hgh/BPpNHogHyRN9gWc8pAo37Y9pwGC6F7KD0QTej9UHBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:02:01.335663ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050044
observed 516f6eb64c3706962e724035acb05fd3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:01.315718ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050044/manifest.json
observed 116d4e640e3cb1cfdecb7bb0c7bf90e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:01.296733ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050044/publication.md
observed b9e58215ba57be1348c927a516269779...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:01.278226ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050044/publication.txt
observed 2acb3bf059e36658b12592d9701ca6f2...
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.