OpenTechnical

OT-2026-000039496

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, supply line 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-2026-000039496) never changes.

Identity and time

Publication numberOT-2026-000039496 · never reused
Internal UUID01a0ae78-d8d2-7cb8-9b9f-e02e9c4ef2ae · 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-2026-000039496
StatusPUBLIC

Content hashes

Canonical text6de3fc2a77660b127b013b013b141dafed51c3a73f8d54ea6c2e1709a0ddaa95
Markdowne73040eb0860bf78a7cce6c2b8b6dd57c0cf8fb49687c25a5d7b237b4058c4ec
PDF
Publication page0ed0688459356292bbaedb85a6f365379c2a0fb4cd8d783bd1f1a555d7b13c05
Manifest1cb80235f1914fd4ea01ec11186d80d9c20341631e069507a016479123267752

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
SignatureVLgNjmR81IDUf3DTS9g6J6Oep0TSJyBB56uRg2127c4uhcdbu/HudsuFri6Hi+RyTqtGC6IKQqOUOyKsJRI6Aw==
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

2026-09-17T11:19:37.495495ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039496
observed 0ed0688459356292bbaedb85a6f36537...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:37.476122ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039496/manifest.json
observed 1cb80235f1914fd4ea01ec11186d80d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:37.417831ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039496/publication.md
observed e73040eb0860bf78a7cce6c2b8b6dd57...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:37.357583ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039496/publication.txt
observed 6de3fc2a77660b127b013b013b141daf...
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.