OpenTechnical

OT-2026-000080224

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, vented 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-2026-000080224) never changes.

Identity and time

Publication numberOT-2026-000080224 · never reused
Internal UUID01a0ae96-7e76-7765-b04d-764d4b3bd01f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:13.512436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080224
StatusPUBLIC

Content hashes

Canonical text6fb45646e942abc6b015dae3c120c1cae383d2382a624d47373e66fe8045c8af
Markdown9527f444dc3d5e5afcddd43058f38d624abffb1d39aa734ef8a9f344ff888961
PDF
Publication page6eb5277f7cdcb9fbfb28cf2cab25a4508f14975af90536a7e993b620f55a6c49
Manifeste6cf1498ec97baa4102bf9605e6185d05deb2d0ece003ce07be23ae4c5de61ae

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
Signature9CJHEg/xvE+0tbCuNpZhv2bXe1LbPxNsa5tIcDXl1TrC8qbzvhF4M9LVDuaN6j+lCqzkDlxcXsrg7tBCjWgVBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:02:40.738805ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080224
observed 6eb5277f7cdcb9fbfb28cf2cab25a450...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:40.720086ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080224/manifest.json
observed e6cf1498ec97baa4102bf9605e6185d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:40.699960ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080224/publication.md
observed 9527f444dc3d5e5afcddd43058f38d62...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:40.683976ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080224/publication.txt
observed 6fb45646e942abc6b015dae3c120c1ca...
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.