OpenTechnical

OT-2026-000097939

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, 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-2026-000097939) never changes.

Identity and time

Publication numberOT-2026-000097939 · never reused
Internal UUID01a0aea1-92f7-7abb-b894-b33b706195a9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:19.650679Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097939
StatusPUBLIC

Content hashes

Canonical text2cdceca939a6e7e7d840a0cbf5566fb200644330da459392280874f6576734de
Markdown44cfc0d36f1ed0f760ab834064de7f3954b8d36384c4776dfb17f79531379ef4
PDF
Publication page7a6d22509ddcb1c8713ccb8644bb00a4c38f4f1cc40024d0a9c8165956f11aea
Manifest13edd82b32fb9754a6828cd1caa22399a0d93fbb48994ce62a4e7fae9dcd5435

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
Signature4DfY+lJtK+9hUbd++eBLAfR365oNWEzHKYQ4VJKCYOiI5gzcCy/Bf0FvDWDXr5DLnPG1aO55uI9FNHiRGwxwDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:33:04.380432ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097939
observed 7a6d22509ddcb1c8713ccb8644bb00a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:04.362229ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097939/manifest.json
observed 13edd82b32fb9754a6828cd1caa22399...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:04.344006ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097939/publication.md
observed 44cfc0d36f1ed0f760ab834064de7f39...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:04.325207ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097939/publication.txt
observed 2cdceca939a6e7e7d840a0cbf5566fb2...
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.