OpenTechnical

OT-2026-000059181

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, vented 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-2026-000059181) never changes.

Identity and time

Publication numberOT-2026-000059181 · never reused
Internal UUID01a0ae89-8612-7fcc-a4d9-3aa5c3a6bbf8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:03.500379Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059181
StatusPUBLIC

Content hashes

Canonical textf0b1ba7df14ae71cf272e8b2fc780a62adbba8201475ae3d63534621069bdd34
Markdown80f635f052f255058949d47aae9dc36f6659dfe7008ce0d664649fc46ada70c8
PDF
Publication pageb8a446d66e11c113a3b21b4ae59054c69021dad0f226384e0b79dc4813cfb2a0
Manifest0f2918adfe5ef2c3f57d80d8ca74b801d9ccbf6568d621dc5ce0564950e5a27a

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
Signature9d2h3msGDZEZmeglfvBkIkauzVAlEEnhh7ebvtS2X/8WNr/OH6YXgJ91P2QEDPaO/0PaqQpt6uxPnbVJNipoBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:45:08.362689ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059181
observed b8a446d66e11c113a3b21b4ae59054c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:08.345630ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059181/manifest.json
observed 0f2918adfe5ef2c3f57d80d8ca74b801...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:08.329105ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059181/publication.md
observed 80f635f052f255058949d47aae9dc36f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:08.312245ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059181/publication.txt
observed f0b1ba7df14ae71cf272e8b2fc780a62...
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.