OpenTechnical

OT-2026-000063568

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, plant vacuum fed, manifold pressure sensor, sustained blow-off after 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-2026-000063568) never changes.

Identity and time

Publication numberOT-2026-000063568 · never reused
Internal UUID01a0ae8c-f945-73c2-b73c-7391024d94d3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:49.602795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063568
StatusPUBLIC

Content hashes

Canonical texte35da92de2788d6b29ee4536f3e29e69d73bce6a6dce1f0a19f990cf8675cf8a
Markdown76cfb8ff8400921de00527147664ebba1678e81b820ec3e6cc4a8dc7370c4448
PDF
Publication pagee9b2fd7d63aa92748fbe68f7aab2b291c06be741aac5fe12135cb5b2b831fb47
Manifesta66be912becbc1665c3f40dc0649bc95b9a5f966373ba762d4f64bfea71e1557

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
SignaturexINNcC/+jN8p89FTqZVPdV2v01FW9dY+LAx2Rard+POAw4QG4EwYF7DA+uwmXwagzovXapup0gGnhg9aJAgLCA==
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

2026-09-17T10:37:34.658662ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063568
observed e9b2fd7d63aa92748fbe68f7aab2b291...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:34.639539ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063568/manifest.json
observed a66be912becbc1665c3f40dc0649bc95...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:34.593347ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063568/publication.md
observed 76cfb8ff8400921de00527147664ebba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:34.546306ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063568/publication.txt
observed e35da92de2788d6b29ee4536f3e29e69...
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.