OpenTechnical

OT-2026-000041158

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, single stage ejector, sustained blow-off after 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-2026-000041158) never changes.

Identity and time

Publication numberOT-2026-000041158 · never reused
Internal UUID01a0ae79-b142-7cbc-b84c-64f24f9cc1ab · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:45.980839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041158
StatusPUBLIC

Content hashes

Canonical text1b782158adae4de4028ca04f45a08c788425f831254d87e957ebf80844cf4e72
Markdownc8cf5d1dc7a1f2cb1550957a29b4b927933440e751f43df1fc95f2c0f81f3d32
PDF
Publication page2ba113b5b131f477e085e3bf10b4ec47c28a25e382ca01c522c9bdd30f42949f
Manifeste2a7d310e0e14b85d524e21f78705546d3b10c968c004b5e17d1bf596bd9491d

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
Signature69tshIJn+mZaPNRrzIhJJyuezYb+4YmdR65Rm7ZlsDyfUQZM/FJyKpX6w0WbUcmDgLxycbUtM1jwQg7oJ9HXDw==
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

2026-09-17T11:17:06.106157ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041158
observed 2ba113b5b131f477e085e3bf10b4ec47...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:06.090323ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041158/manifest.json
observed e2a7d310e0e14b85d524e21f78705546...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:06.074429ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041158/publication.md
observed c8cf5d1dc7a1f2cb1550957a29b4b927...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:06.056432ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041158/publication.txt
observed 1b782158adae4de4028ca04f45a08c78...
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.