OpenTechnical

OT-2026-000045542

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, pump fed, manifold 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-2026-000045542) never changes.

Identity and time

Publication numberOT-2026-000045542 · never reused
Internal UUID01a0ae7d-8f02-75e1-865b-503907a8d731 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045542
StatusPUBLIC

Content hashes

Canonical text422c81b5ca9d7f9f7b7b480a31e82d4763c2628f4304dd25946c2fa7d31b4d7d
Markdowndd9f87b4845c3a9516c0a8837269ea03eda5aef369f12debec7d271df1ba832b
PDF
Publication page269ed81dfe27693838ad98c2bd591e0da3fc9b5a617c8e424ab44b17ac0c2afc
Manifest627875cdcf28e4bd9a3a5d81eb79c08d6876f2ccff18e4bcbe7fdae2f8df2812

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
Signature6XemxRwldlBPQ+pnXr62UzNNXlxJHZ3h7YxnoHsmkThtzNQLJkNa8GVq4QloGivq5R2cb9/2HIO94/+hwOHMAw==
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

2026-09-17T11:09:17.518954ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045542
observed 269ed81dfe27693838ad98c2bd591e0d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:17.499077ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045542/manifest.json
observed 627875cdcf28e4bd9a3a5d81eb79c08d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:17.478735ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045542/publication.md
observed dd9f87b4845c3a9516c0a8837269ea03...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:17.424009ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045542/publication.txt
observed 422c81b5ca9d7f9f7b7b480a31e82d47...
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.