OpenTechnical

OT-2026-000012348

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, pump fed, pulsed blow-off before 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-2026-000012348) never changes.

Identity and time

Publication numberOT-2026-000012348 · never reused
Internal UUID01a0ae6d-39f6-7f2a-8319-1f54e481f438 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:08.998406Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012348
StatusPUBLIC

Content hashes

Canonical textbd0e9bff904a673936c82e7084308c9ce391ea44e906321ed6936c357b15a0b4
Markdownbbde263ba98e2fa04f883582ce817fbf3f50ecf6099b5d4038e985e8520091e3
PDF
Publication page4e3bfe9e92b0cbe7b04afe625115851e95fee00aacb3bdb5fd2df3dbe35ab981
Manifeste6506ebf5db4deab87905a583ad62dddb111db9db312217586463f16e997cfd3

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
Signature6fPyP34cUKowVkjKhpU5s9dxQpceJMyrqWKkb6E9/no4A7oVvW7EXk4k3nv9BzoZzzAbJq479riNGFsE5iHjAg==
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

2026-09-17T12:11:49.775954ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012348
observed 4e3bfe9e92b0cbe7b04afe625115851e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:49.758415ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012348/manifest.json
observed e6506ebf5db4deab87905a583ad62ddd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:49.739384ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012348/publication.md
observed bbde263ba98e2fa04f883582ce817fbf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:49.719620ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012348/publication.txt
observed bd0e9bff904a673936c82e7084308c9c...
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.