OpenTechnical

OT-2026-000065869

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, manifold pressure sensor, vented after set-down, on a tool changer

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-2026-000065869) never changes.

Identity and time

Publication numberOT-2026-000065869 · never reused
Internal UUID01a0ae8e-80d2-71ee-9590-45122b1ef3ab · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:29.817056Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065869
StatusPUBLIC

Content hashes

Canonical text5955a6860a235a062209ce440bf42e78e74033d921fa194521736c7994aba65d
Markdownf0ad7361c56fdd0228007bcefb478a300e2f65f237b7b567fd93edf77f511e7d
PDF
Publication pageedb3f70f6a15ea2a2e755f09b99f8b9df8d6ef510fac834b584d8ac4357d326e
Manifest4e7a8da843560ceb2c1e9ea95df02c7da512bbd795886bccb30a64623540c828

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
SignatureXoXFt/4hPsHa052Jhq3anHGKlnLCsFcF6nH0v50jNOQxH+8GC0nAy3iFyfNZwmhwIBEADt7/PwyhGme9N7RbCQ==
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

2026-09-17T10:33:35.092735ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065869
observed edb3f70f6a15ea2a2e755f09b99f8b9d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:35.076857ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065869/manifest.json
observed 4e7a8da843560ceb2c1e9ea95df02c7d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:35.059905ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065869/publication.md
observed f0ad7361c56fdd0228007bcefb478a30...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:35.043319ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065869/publication.txt
observed 5955a6860a235a062209ce440bf42e78...
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.