OpenTechnical

OT-2026-000047654

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, plant vacuum 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-2026-000047654) never changes.

Identity and time

Publication numberOT-2026-000047654 · never reused
Internal UUID01a0ae7f-c41e-701f-a074-97a608c74faa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:24.028554Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047654
StatusPUBLIC

Content hashes

Canonical text81754dfaef2825e799002fae154aa9a0b62a0ef9f772feb9a2e6827fcfc15294
Markdownba804ff457fb3d6af40d73a4f15b6a0cf08b92736d4f3cad5ef64eee02791533
PDF
Publication page44df075312d8ebce28b49a793e8b5cece7287f2e8cb5664b559202370cb3d8c8
Manifestcbea112669b75130c66dd906f69e140d2f4228a5e2ec9c3d87c9da8883535690

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
SignaturefAVvkyhNN7XrLGSN8UA+K5xhviikGdtIRl07KB8MAy7DnA5RIpW/ZMNX81fhDHTFon04XSYlf1uQpkcntj2FBQ==
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

2026-09-17T11:05:29.418397ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047654
observed 44df075312d8ebce28b49a793e8b5cec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:29.399413ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047654/manifest.json
observed cbea112669b75130c66dd906f69e140d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:29.381953ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047654/publication.md
observed ba804ff457fb3d6af40d73a4f15b6a0c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:29.358124ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047654/publication.txt
observed 81754dfaef2825e799002fae154aa9a0...
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.