OpenTechnical

OT-2026-000035817

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, pulsed blow-off after 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-2026-000035817) never changes.

Identity and time

Publication numberOT-2026-000035817 · never reused
Internal UUID01a0ae76-b4c9-7d6a-b3bb-caa77e22affd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035817
StatusPUBLIC

Content hashes

Canonical textf0a29c5fce58e6ce8382593f78d9e6eddf33aff504934a3387369489098b24ba
Markdown3ff3540bb06da5df6b6ea28a04ea25816837438bb670efc4509a7e0f40219e79
PDF
Publication pagecbe3415bc9a59f3612e76ac9618c05fcc9626dcfb38ba0b5dab123cd957b5ad8
Manifest7da3a55602960ef69703364c71281c03f59f5984a3e4ebad78466ea1d7a9de17

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
SignatureqJOH3zZf5Oap4UYvEoUZBI2pZR8ogG5Bgs3nkOajHAo+aM711YPXCbizsGnA0INw9ZqZzT/41M3Xr0t2KsuIDA==
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

2026-09-17T11:27:31.915302ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035817
observed cbe3415bc9a59f3612e76ac9618c05fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:31.898796ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035817/manifest.json
observed 7da3a55602960ef69703364c71281c03...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:31.883310ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035817/publication.md
observed 3ff3540bb06da5df6b6ea28a04ea2581...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:31.867050ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035817/publication.txt
observed f0a29c5fce58e6ce8382593f78d9e6ed...
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.