OpenTechnical

OT-2026-000032996

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single 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-2026-000032996) never changes.

Identity and time

Publication numberOT-2026-000032996 · never reused
Internal UUID01a0ae75-4843-7046-8c0a-77ac0e14ce42 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:57.065765Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032996
StatusPUBLIC

Content hashes

Canonical text2ff939e906051175844202d7f16baceca9e55fe7db3b887a30865d5d69db7be8
Markdown099552c1942df41aa9ec550d60aa8ebfb78fc2376eff51f11912929c0db1e88e
PDF
Publication pagec1d80f72b82ad2e2162c62f8c58b2df90dc5803487336e1c5e264a44d3ae8a07
Manifest4aed61a1a141794f8cbe699d24a28a650feba65db4c67aaa775a83c12298eb01

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
SignatureHsFg8Lg2knZXLUp80bt6bxfnkhGxMjE9OoCx5Je9OTHSdd6zO0FXNmNnpJgqot1XjqXoP33ksqYx1dHW1OsyBQ==
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

2026-09-17T11:32:36.789297ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032996
observed c1d80f72b82ad2e2162c62f8c58b2df9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:36.772804ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032996/manifest.json
observed 4aed61a1a141794f8cbe699d24a28a65...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:36.755796ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032996/publication.md
observed 099552c1942df41aa9ec550d60aa8ebf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:36.738040ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032996/publication.txt
observed 2ff939e906051175844202d7f16bacec...
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.