OpenTechnical

OT-2026-000025378

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, three 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-2026-000025378) never changes.

Identity and time

Publication numberOT-2026-000025378 · never reused
Internal UUID01a0ae71-5fa7-7f72-aa68-28c16c80ac36 · 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-2026-000025378
StatusPUBLIC

Content hashes

Canonical text3237ee5f2a18dce46bd88a3d6bcebb6064fd4e3fe6937b7f772288e2ee8a5ad1
Markdowna48718787e9184b9882ccaa5f530da600c90bc310291cbb43beaf17a89cdf3cb
PDF
Publication page26c8362092a83bae32b1a8bde504e19a946731b9cca948bb1718cbdc1bc9b592
Manifesteb40c57938ee80199b8ba3de0728f27fde7e308d6e3e5bc0c095d93abe39eda6

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
SignaturexhuFsmcBiMx68iGFw1XqZq9IVvp+zAP+A7GhfDo2DPOZ24q15+vVWnMx371klko1pdCktsbTpjFKHWmF7lbEDg==
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

2026-09-17T11:47:26.531323ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025378
observed 26c8362092a83bae32b1a8bde504e19a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:26.515079ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025378/manifest.json
observed eb40c57938ee80199b8ba3de0728f27f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:26.495797ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025378/publication.md
observed a48718787e9184b9882ccaa5f530da60...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:26.475646ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025378/publication.txt
observed 3237ee5f2a18dce46bd88a3d6bcebb60...
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.