OpenTechnical

OT-2026-000009951

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, two stage ejector, manifold pressure sensor, vented 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-2026-000009951) never changes.

Identity and time

Publication numberOT-2026-000009951 · never reused
Internal UUID01a0ae6b-cb79-7ae6-86d9-5b11552b9d0e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:35.184400Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009951
StatusPUBLIC

Content hashes

Canonical textddd46f50eb6fc4fa376466c7e805016743daa4d8b0013c34e5446f309fa13d26
Markdownb7a06c4e8fca09e2f3da526ec10748e7b740361902f1248d506c28bdecae69e0
PDF
Publication page416184c7c2a391d2dba4c996d5054c67d75d97024c1cdf677ba062cabbf0ec6d
Manifestb20003afec7faccf89a31570f33dd9e45d05b70d515fe8b47911cc8432b8cab6

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
Signature6rJUM4l2XbON+CyPQ/s/1g9l2YXz8onxlzfQoToVNl0Ni3IPn79fWHXjnXDmA9332xX9O9hEB9Y3tKrrnKj6Bw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:15:59.103641ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009951
observed 416184c7c2a391d2dba4c996d5054c67...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:59.084368ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009951/manifest.json
observed b20003afec7faccf89a31570f33dd9e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:59.066753ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009951/publication.md
observed b7a06c4e8fca09e2f3da526ec10748e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:59.048593ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009951/publication.txt
observed ddd46f50eb6fc4fa376466c7e8050167...
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.