OpenTechnical

OT-2026-000064192

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, 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-2026-000064192) never changes.

Identity and time

Publication numberOT-2026-000064192 · never reused
Internal UUID01a0ae8d-a45f-7694-b18d-19e65b4f44cc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:33.392114Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064192
StatusPUBLIC

Content hashes

Canonical text54ba96008dbae7198127d489ac3b2853e40ff2cf98cef51601e0ea0bd6eb10fa
Markdownce6699194e6166f9e6489a0430ace9cc506efdbcc17d21047c94976349350dee
PDF
Publication pagecefe7db141f7c17060dc8a9b68241df7da597856faf28fc3af94c5554a61e4f3
Manifest80900c57745f664a79f4d6a6099a34e09893e0406f88fb0992b5715863264158

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
SignatureHUNe52bINz1l2fYZgejYWeN6rO4OEaJT5woK9YpINwHVGn95rf5c00V5F1poEfg4oIjHiL+1JwQXxs11LGTCCA==
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

2026-09-17T10:36:18.272006ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064192
observed cefe7db141f7c17060dc8a9b68241df7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:18.251139ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064192/manifest.json
observed 80900c57745f664a79f4d6a6099a34e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:18.231864ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064192/publication.md
observed ce6699194e6166f9e6489a0430ace9cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:18.211598ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064192/publication.txt
observed 54ba96008dbae7198127d489ac3b2853...
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.