OpenTechnical

OT-2026-000033632

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, two stage ejector, manifold pressure sensor, sustained 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-2026-000033632) never changes.

Identity and time

Publication numberOT-2026-000033632 · never reused
Internal UUID01a0ae75-a38f-7ca6-b090-b4a1b0656790 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:20.325649Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033632
StatusPUBLIC

Content hashes

Canonical textc93220c0619e2584a125c479b900ad2c96946299de67a162f0814e56109d917f
Markdown7ec12b4189648ecbb7b4ca237d6398069e1b31f277d670272c5a67bc27b0fc98
PDF
Publication pagecdadf343977ba68cafbf8cacbea4972f7cb9f22b0643152720b97d9e3a1461ba
Manifest1ced8fbb0db89524dce485cb8b83003c1874f0ca19df24eb388f4ae313a20ea3

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
SignatureTfSN7WrdNjX9cNsLqX48wcrEBSOeHhti7ak+Hpm/MLwEuzNhze+zSwwvDW2tNxYNMrhFZ9R9DJB8fPRg6EFiCg==
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

2026-09-17T11:31:36.729656ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033632
observed cdadf343977ba68cafbf8cacbea4972f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:36.711886ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033632/manifest.json
observed 1ced8fbb0db89524dce485cb8b83003c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:36.692534ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033632/publication.md
observed 7ec12b4189648ecbb7b4ca237d639806...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:36.676286ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033632/publication.txt
observed c93220c0619e2584a125c479b900ad2c...
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.