OpenTechnical

OT-2026-000017712

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, three stage ejector, supply line pressure sensor, pulsed blow-off before 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-2026-000017712) never changes.

Identity and time

Publication numberOT-2026-000017712 · never reused
Internal UUID01a0ae6e-96fa-721a-9df2-7f8078f33311 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:38.350302Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017712
StatusPUBLIC

Content hashes

Canonical text908b39b68207f4123cea4abe3b8e43f46996a557b26517fc1fd6801844875192
Markdownf70f87d026f171f1277dade4a6c246589e5571d8fa9cfe4c5bc309bdd13d561e
PDF
Publication pagee1acab3506f34fae0945079025541d0b95acbff610c2c1d191bfc82472a8e8a6
Manifestf07d443820ead84977767e514709b484c71418e47b0e00a7577e056ed2cc59dd

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
Signaturek+an2I451B3EIT5yIUG41R5Eww2OJR6FOdtWknGnhgN1r0+fTdGV0NmXhfKYTI2JFjNW6gqqKA1WjZ2rQiiRBw==
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

2026-09-17T12:01:38.390387ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017712
observed e1acab3506f34fae0945079025541d0b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:38.373141ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017712/manifest.json
observed f07d443820ead84977767e514709b484...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:38.356704ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017712/publication.md
observed f70f87d026f171f1277dade4a6c24658...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:38.339398ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017712/publication.txt
observed 908b39b68207f4123cea4abe3b8e43f4...
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.