OpenTechnical

OT-2026-000064032

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, pump fed, manifold pressure sensor, sustained blow-off 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-2026-000064032) never changes.

Identity and time

Publication numberOT-2026-000064032 · never reused
Internal UUID01a0ae8d-53bd-7f51-bc17-a2d7468350cc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:12.763906Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064032
StatusPUBLIC

Content hashes

Canonical text82c9bddfda882ab7ca5f035afd09883cb852e5b79e75d8595f479c665715c5fa
Markdown8aee77e539808d36723e881bcebabf8bebda8984c7e5e76d6bdf7c0ca6bb2e66
PDF
Publication page1f1e2443d8565c42b68b19776107c61f8c7483fba31dbaff4674fbbd293ff740
Manifest1e331bb1197df15a8d1133eccaa22afad14ad1a83c57dfeab4c03ff667a4415d

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
Signaturew1az4edoxdmHPoB3paMP+X3X7NRTQretTindroI3wvDZ8kNZMLW/HkfibHEbsl85fRGLwzGucFfnk8Fs0hSoDA==
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

2026-09-17T10:37:07.118847ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064032
observed 1f1e2443d8565c42b68b19776107c61f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:07.100105ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064032/manifest.json
observed 1e331bb1197df15a8d1133eccaa22afa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:07.080283ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064032/publication.md
observed 8aee77e539808d36723e881bcebabf8b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:07.060974ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064032/publication.txt
observed 82c9bddfda882ab7ca5f035afd09883c...
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.