OpenTechnical

OT-2026-000084323

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, two stage ejector, 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-2026-000084323) never changes.

Identity and time

Publication numberOT-2026-000084323 · never reused
Internal UUID01a0ae98-5b61-7ca7-b876-80dd8105c12c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:15.619216Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084323
StatusPUBLIC

Content hashes

Canonical text60d50830bf5fc36803407e20baf7797efd2f3310e4fc80d7bf5cca504171c7ff
Markdown26f0568c63cef4bab4c9d88969483c6c65a292f862386eb5fc486b6e75d0c0c6
PDF
Publication page45bdff4651efa1216d01f03d0b8db83ef3dca1b9c4d90e0a1972dbcee73a0539
Manifest799f76a4ae5d8c1a7f8a5c37dc1470703f2c7b41859c26726d8d88b335945134

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
SignaturetUznIJf+Edf5QoR2k1krqTS4+VCNf5Y8eAsM4Y70YyKfqANkkJNQOH6uFedDdqgSb5MFIWf5MGkFWV/dI/CqCQ==
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

2026-09-17T09:56:14.929022ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084323
observed 45bdff4651efa1216d01f03d0b8db83e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:14.911085ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084323/manifest.json
observed 799f76a4ae5d8c1a7f8a5c37dc147070...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:14.895017ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084323/publication.md
observed 26f0568c63cef4bab4c9d88969483c6c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:14.876827ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084323/publication.txt
observed 60d50830bf5fc36803407e20baf7797e...
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.