OpenTechnical

OT-2026-000007492

Publication integrity record

Bellows cup vacuum gripper, three outlet manifold, ejector 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-2026-000007492) never changes.

Identity and time

Publication numberOT-2026-000007492 · never reused
Internal UUID01a0a980-cce4-76e8-9726-b3338715a5ba · UUIDv7, RFC 9562
Publication timestamp2026-09-16T09:16:25.703463Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007492
StatusPUBLIC

Content hashes

Canonical textf27c6065f657b2af93606ea328540f4d9c3d4cf7f121046cbfa308c5f16877a3
Markdownb6cba16cb409a20457005722ed1e976c3326ea25ba5f62e1959db7f752b72108
PDF
Publication page5b54020c20836a3c786ffead167995d8791cd2052844e17356e0f3d523a9ac59
Manifest5dcd2a82a43be247a533b2b8e2841ae48a339e3a18d3fc2dcb1fc6442772eb8b

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
Signature/Qwzk5OXklfR9paMUlsImgXdCNibLeH1vOZ5ABEZMBxc2fXkcHNZA7yttGASYwl0t3nGgqWiGYs84+nCeOOtAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T09:20:33Z
batch OT-TS-2026-W38-015 · RFC 3161 token · inclusion proof
root 07bfbe2fb3517c1c41f239fb2e682fbe...

Independent retrieval

2026-09-16T09:20:02.328490ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007492
observed 5b54020c20836a3c786ffead167995d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:20:02.317279ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007492/manifest.json
observed 5dcd2a82a43be247a533b2b8e2841ae4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:20:02.302122ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007492/publication.md
observed b6cba16cb409a20457005722ed1e976c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:20:02.290245ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007492/publication.txt
observed f27c6065f657b2af93606ea328540f4d...
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.