OpenTechnical

OT-2026-000033300

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, manifold pressure sensor, sustained blow-off before 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-2026-000033300) never changes.

Identity and time

Publication numberOT-2026-000033300 · never reused
Internal UUID01a0ae75-8980-7c78-b52a-42d6a7d994dc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:13.649513Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033300
StatusPUBLIC

Content hashes

Canonical text239fe4dc0fe09b0488dcd132f49d3b4154192131d51b09e1ff9fd4c2bee0bb61
Markdownaba25c7ae20031eb3f36a0fedce3539a1b9f195b5ad0db3c3181058b53903eba
PDF
Publication page068ebf148b51f005064e94e165af6436bb6bbee648c7cdcda7554908d49f9b4e
Manifest2de42725e4ac52ecde6761972f38650d78f0cf8386e20ed9b55b4228a71c4c91

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
SignaturehuFbLPta5+19N7F1KXdvWiRZp5ZuKtGop+VQGQAFkllC9pgjnN9gvVuRpv/3XouWXuxxRKBs266WIg/bEN1gAQ==
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

2026-09-17T11:32:02.749918ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033300
observed 068ebf148b51f005064e94e165af6436...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:02.734056ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033300/manifest.json
observed 2de42725e4ac52ecde6761972f38650d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:02.717759ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033300/publication.md
observed aba25c7ae20031eb3f36a0fedce3539a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:02.700360ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033300/publication.txt
observed 239fe4dc0fe09b0488dcd132f49d3b41...
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.