OpenTechnical

OT-2026-000039896

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, three stage ejector, manifold pressure sensor, sustained 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-2026-000039896) never changes.

Identity and time

Publication numberOT-2026-000039896 · never reused
Internal UUID01a0ae78-d8d6-7905-891b-d44b53902e9d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039896
StatusPUBLIC

Content hashes

Canonical text742b953daaeaf66b838c82e97be10a61e7d048a8b8b50accb6122444f6166676
Markdown63a254f86d0660e9c6d79a1c1a5f4356280194e6c3c02331c84cf0b4ac6140ec
PDF
Publication page3c18cc8d51b0e919567284dc5ff6e228a155690c48b82a2d4d1d5d64c62210e2
Manifestc2a315786fe1ecd70b73b5edd7311f44fdccf5d4798a227f8024ff181944ab9f

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
Signature3G9hLI5UhpF6OcVJwFOqY5Nr/Rz1nqHQdlf4rX7PkiAGpHgEl7GUKNRU2apeD9qPB7Rt2Hdc1tYaP/0JE/b/Bw==
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

2026-09-17T11:20:11.124195ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039896
observed 3c18cc8d51b0e919567284dc5ff6e228...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:11.104836ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039896/manifest.json
observed c2a315786fe1ecd70b73b5edd7311f44...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:11.087275ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039896/publication.md
observed 63a254f86d0660e9c6d79a1c1a5f4356...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:11.069340ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039896/publication.txt
observed 742b953daaeaf66b838c82e97be10a61...
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.