OpenTechnical

OT-2026-000045728

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, pulsed blow-off after 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-2026-000045728) never changes.

Identity and time

Publication numberOT-2026-000045728 · never reused
Internal UUID01a0ae7d-8f04-7a5c-955b-c0587a8a1cc8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045728
StatusPUBLIC

Content hashes

Canonical text1701d34357a32c1f696d5ea618afc11f4919caf5bc60690af89c46e1a1b07944
Markdowned7854abea940dae8d7c575408c0436300830e87941c8b856e87353932c7d0b4
PDF
Publication pagec09232c704513e40bd22c11d22993ef2fa3a638b2ea29cf28619c41723073552
Manifest346c3256433bbdfceebcb679a109ff16d24c9bd9746f9b00ed4150ac5c70c919

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
SignatureUWX6XRHiGhT+zZhBG28alVN9R7GRG65X8eZSFVybMToEKhyaJfoaN3csy9WoFDHadENxrrOnM1fK1gvTqj4/DQ==
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

2026-09-17T11:09:32.614605ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045728
observed c09232c704513e40bd22c11d22993ef2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:32.596541ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045728/manifest.json
observed 346c3256433bbdfceebcb679a109ff16...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:32.577852ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045728/publication.md
observed ed7854abea940dae8d7c575408c04363...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:32.559618ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045728/publication.txt
observed 1701d34357a32c1f696d5ea618afc11f...
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.