OpenTechnical

OT-2026-000092517

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, pump fed, supply line pressure sensor, sustained blow-off before set-down

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-2026-000092517) never changes.

Identity and time

Publication numberOT-2026-000092517 · never reused
Internal UUID01a0ae9d-b5fd-7eee-bc2d-b3e6c351a1b1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092517
StatusPUBLIC

Content hashes

Canonical text35d2c5189fecce8ecf6944d9b168ef01e929e58e641e0e00c011dd331229f0ef
Markdowne69cd9df21b39378861d15fb1207f64c3b6d49318536f0237a0aa8bb796fd7c0
PDF
Publication page50da419bce2178845b9548cf59f85a6b22bd6fba97ce50849cc6e89fb2952eb2
Manifestc51265932d89a84b1411da38e9cf22516c0e8a0c327ef28b7356f69401d207cb

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
Signature1weP6qOf5riRqVrMVBiQNMstzC6EZIk42z/pmSLdwGeM0c+7S67l0aG3ZNy+Fo1x57LqHrz/L41AtzB+/joCCg==
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

2026-09-17T09:41:05.502233ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092517
observed 50da419bce2178845b9548cf59f85a6b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:05.484174ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092517/manifest.json
observed c51265932d89a84b1411da38e9cf2251...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:05.466853ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092517/publication.md
observed e69cd9df21b39378861d15fb1207f64c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:05.449930ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092517/publication.txt
observed 35d2c5189fecce8ecf6944d9b168ef01...
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.