OpenTechnical

OT-2026-000064904

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, pump fed, supply line pressure sensor, sustained blow-off after 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-2026-000064904) never changes.

Identity and time

Publication numberOT-2026-000064904 · never reused
Internal UUID01a0ae8d-debd-74f1-a6dc-a680775d3c4e · 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-2026-000064904
StatusPUBLIC

Content hashes

Canonical textf0e1e362b576317ac5f5c0f71cfaf0b67f03867883472d85560687611d00f667
Markdown80d5c28b0a6c0dfee9ec3354739090241d357d4d36fc049c87cdade6fcaea54c
PDF
Publication pagee7c97c492d56a0c38ae12af7ae0bf9ea3a8a699cab4dbf6f520c964e530eeb9a
Manifeste3a10f2dc0e03c97966c7fc426adf7bcda898bd71d7b341b1ffc1b9c81ecdbb4

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
Signature7YlQa4TXANNmb4OZX2GTsN7xhwjMqPQfaA8mMXDykxGlmFG29jZZV1V1izqGD/aJR97sv+EEIIEo7lM+SlzmDw==
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

2026-09-17T10:35:50.097197ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064904
observed e7c97c492d56a0c38ae12af7ae0bf9ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:50.080385ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064904/manifest.json
observed e3a10f2dc0e03c97966c7fc426adf7bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:50.061925ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064904/publication.md
observed 80d5c28b0a6c0dfee9ec335473909024...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:50.044013ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064904/publication.txt
observed f0e1e362b576317ac5f5c0f71cfaf0b6...
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.