OpenTechnical

OT-2026-000025341

Publication integrity record

Six cup vacuum gripper, six outlet manifold, single stage ejector, supply line pressure sensor, sustained blow-off 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-2026-000025341) never changes.

Identity and time

Publication numberOT-2026-000025341 · never reused
Internal UUID01a0ae71-5fa7-7d4e-8b1d-966ede58d3b7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:40.790954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025341
StatusPUBLIC

Content hashes

Canonical text1a8eb1b96ecc00c3e139a933ddd3ef4a85f939f5b07e7db3de6ab2f6c5458449
Markdown6b9bf0b0af1aa1e4ea332e1d7e24b43d2b5fc03a2de7123005943780f163e5e9
PDF
Publication page3472c0b51c52a10801adf809f52a99827fe371b7c56fb6316148ee88bc0fbbf2
Manifestcd691971d051e061af10cc9c199e8e77a60fcda86633b69930465abe94b02ccb

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
Signatureid/GDVB5teVJorDnq9xHT07BP/PJPxeMzEWnHpbV2uW24guzINgtdG8/pv86TOU5rxlA7X5TY48aVnMsJErkDg==
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

2026-09-17T11:47:22.181338ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025341
observed 3472c0b51c52a10801adf809f52a9982...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:22.162873ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025341/manifest.json
observed cd691971d051e061af10cc9c199e8e77...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:22.144625ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025341/publication.md
observed 6b9bf0b0af1aa1e4ea332e1d7e24b43d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:22.117115ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025341/publication.txt
observed 1a8eb1b96ecc00c3e139a933ddd3ef4a...
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.