OpenTechnical

OT-2026-000092370

Publication integrity record

Four bellows cup vacuum gripper, four zone face, three stage ejector, supply line pressure sensor, sustained blow-off before 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-2026-000092370) never changes.

Identity and time

Publication numberOT-2026-000092370 · never reused
Internal UUID01a0ae9d-875c-7ebc-b713-deb9256bbfb4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:54.538201Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092370
StatusPUBLIC

Content hashes

Canonical text07a935ff5bb129f81833db3d8691e0af8a5cb971b8f30ebc3b1e8857e110189a
Markdownf9409ee3e56007b283c814d748498ce3c27346e37b2170ca7051e03b058715e9
PDF
Publication pagee3f2bb690c53eab3251b99217f4e1e103da1f068e6307a00c86a98c7599de3be
Manifestb33937b57d8288e692bd22982a079cbdc4902f4e541000039469819c9250a500

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
SignatureT4W9VfNAQksVWYQtUzek5thEINgT2/UTPZH7IOHZb9gJ1HdcCMVCfwLy2laP+ayXoaY8AOxwxk1mQBY9JM41BQ==
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

2026-09-17T09:41:55.427853ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092370
observed e3f2bb690c53eab3251b99217f4e1e10...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:55.411281ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092370/manifest.json
observed b33937b57d8288e692bd22982a079cbd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:55.394416ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092370/publication.md
observed f9409ee3e56007b283c814d748498ce3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:55.376624ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092370/publication.txt
observed 07a935ff5bb129f81833db3d8691e0af...
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.