OpenTechnical

OT-2026-000099042

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, two 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-2026-000099042) never changes.

Identity and time

Publication numberOT-2026-000099042 · never reused
Internal UUID01a0aea2-8287-7b12-ac01-4ecea56317db · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099042
StatusPUBLIC

Content hashes

Canonical textd40c8c656140d483cd19cf239b199d3f7dd426737e220e63c8a6e04b2dabb493
Markdown0d0e57b50b0a308ff1a2183b9ed76aab012f57aad99c0ee548c911a5c93e6f26
PDF
Publication page091773db04dd7e27601d146878eabd0fa0301adfa4ed12ef1f15531c3b860a41
Manifest45a226e039c9acfd084fb3d95c66557e683b66dad46296cb789c3dbca943ffdb

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
Signatureynt8wBt0YznC3HLI2Fi3bLJclfgxkmKu3ORi4/PlcWP3myTzu1worCU8FpL3h3TNEi1vKoQlTu9sNsBRt+r0Cg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:30:15.336953ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099042
observed 091773db04dd7e27601d146878eabd0f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:15.316307ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099042/manifest.json
observed 45a226e039c9acfd084fb3d95c66557e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:15.293561ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099042/publication.md
observed 0d0e57b50b0a308ff1a2183b9ed76aab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:15.273610ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099042/publication.txt
observed d40c8c656140d483cd19cf239b199d3f...
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.