OpenTechnical

OT-2026-000065077

Publication integrity record

Two cup vacuum gripper, two outlet manifold, single 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-2026-000065077) never changes.

Identity and time

Publication numberOT-2026-000065077 · never reused
Internal UUID01a0ae8d-decb-7169-88cb-8e4cdeefa66b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:48.495161Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065077
StatusPUBLIC

Content hashes

Canonical text8a3bb5461fc0182e6672fced8e729d7656e47e6d7c00e5d7358cca9563297e51
Markdowndf946fad13e03e2516e1c6cf40bb3e3f2c6f17c2f8a6066534e64e107624a063
PDF
Publication page7bee1f43feff67d0eabcfd53bf1c059b71f9cebb9f189f553cc5eb021ea5fae4
Manifesta77c4a6163c9c51c0c6b801eac2083f6da63bb625f0b7428121424ce82f5ae66

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
Signature7zS/TOSk3ucQ8uQCpD6cTKlzWrtH0IBieKlXBGpZCq6pt8xw4DWC5X/h6tQZSJY4KZmqncS0ujxszv69D+lOBA==
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

2026-09-17T10:36:03.574535ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065077
observed 7bee1f43feff67d0eabcfd53bf1c059b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:03.557209ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065077/manifest.json
observed a77c4a6163c9c51c0c6b801eac2083f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:03.540754ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065077/publication.md
observed df946fad13e03e2516e1c6cf40bb3e3f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:03.525113ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065077/publication.txt
observed 8a3bb5461fc0182e6672fced8e729d76...
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.