OpenTechnical

OT-2026-000060953

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, vented 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-2026-000060953) never changes.

Identity and time

Publication numberOT-2026-000060953 · never reused
Internal UUID01a0ae8b-12f3-75da-8e2a-828528a2085e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:45.252443Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060953
StatusPUBLIC

Content hashes

Canonical text3ee59ed303b302f5ab3adf741de5c0f7defaa8117bce19f0799b4178e21e75ff
Markdowna94faed6813dfe176d0cd9ee9d444b947646ea05b8f03a4767fa1c4b9cbb3ec1
PDF
Publication page58708a774ef8af7f6741bec2ec9e3be1cdfa2357aecd30fca3e50f715c0fb77d
Manifestf59d386fb10c0e46e7438d15c3430b637005edc17ccb9cc02144e21aa7c01aa6

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
SignatureZGkEz9LKtt+VbX5AQrCmkj6KJjsKpNXnHvoLTPHkQSgiEpffZMMnGvHN/7e2bPIon11Mpon5AhxHMNFP69ccAw==
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

2026-09-17T10:42:13.745896ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060953
observed 58708a774ef8af7f6741bec2ec9e3be1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:13.728300ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060953/manifest.json
observed f59d386fb10c0e46e7438d15c3430b63...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:13.710258ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060953/publication.md
observed a94faed6813dfe176d0cd9ee9d444b94...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:13.692502ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060953/publication.txt
observed 3ee59ed303b302f5ab3adf741de5c0f7...
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.