OpenTechnical

OT-2026-000038800

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two stage ejector, supply line 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-2026-000038800) never changes.

Identity and time

Publication numberOT-2026-000038800 · never reused
Internal UUID01a0ae78-769f-7d1f-9f6c-cfe82d6e862f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:25.422407Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038800
StatusPUBLIC

Content hashes

Canonical text946fd54583899caf69c60a78f40e53d6e2b44199aeb47376b637c1b3313bbf87
Markdownd903c16fcb33a1df62c8a28f718d6d3af1591636d6d1f5dce4de464c35cc626f
PDF
Publication page8dcf41d93c411cc81f2ec7dda5a130d8db4913712f1d084c7b8b7b06bb95e7d4
Manifestb3aa800142e091b9c3c939185908a7da9e2b0e7df76b85496baa1d9c3534d76f

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
SignatureW/tOZykZ2Hr+HaGEqNjoJI0fqbrGaU84ur56acykqciePizIU67tDydhr0U0jAK9/SlOIdBOImJkRss74oyBCA==
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

2026-09-17T11:21:21.230997ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038800
observed 8dcf41d93c411cc81f2ec7dda5a130d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:21.212198ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038800/manifest.json
observed b3aa800142e091b9c3c939185908a7da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:21.192367ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038800/publication.md
observed d903c16fcb33a1df62c8a28f718d6d3a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:21.172273ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038800/publication.txt
observed 946fd54583899caf69c60a78f40e53d6...
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.