OpenTechnical

OT-2026-000025755

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, pump fed, pulsed 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-2026-000025755) never changes.

Identity and time

Publication numberOT-2026-000025755 · never reused
Internal UUID01a0ae71-a83d-7cdc-8251-6d159493bccd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:59.376802Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025755
StatusPUBLIC

Content hashes

Canonical text38f0ee594198a8bb213f26d3d240c159f6c8e5ebcfd9be59aba5a5050e078ae3
Markdownd00246a940e556ae61a509c2576994920e6cadff6c262bc3aeee4231d30f7a3c
PDF
Publication page496e49140eacf75870cf52a5f47568b95009bf0fa03dcddbd6752e6d0b44d6e9
Manifest17e843199816ade08882ccee7fb50bf8ba9b3215721bc202eb3aa41c828ebf21

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
SignatureGHXqGYD/wyUYlN4luzf2D7wxrTarpRqUptNWJjvOv90+xAYoaSETOmQOsS6uvDvbayXqLjFm5aEnAjzRKIrfBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:45:57.404177ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025755
observed 496e49140eacf75870cf52a5f47568b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:57.385465ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025755/manifest.json
observed 17e843199816ade08882ccee7fb50bf8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:57.364401ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025755/publication.md
observed d00246a940e556ae61a509c257699492...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:57.344900ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025755/publication.txt
observed 38f0ee594198a8bb213f26d3d240c159...
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.