OpenTechnical

OT-2026-000024868

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, pulsed 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-2026-000024868) never changes.

Identity and time

Publication numberOT-2026-000024868 · never reused
Internal UUID01a0ae71-2727-75c1-9848-1b04a2d99e4c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:26.329747Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024868
StatusPUBLIC

Content hashes

Canonical text3d0b5455309a35f7b48ab2726f61526ff0b515228acbb0ae96ad98afd7d522e1
Markdown44436df3cf7c76694a52cb6d98843ad9a13c199dbe0004c41d3f526b65006b78
PDF
Publication page45ca80ad53ecd0ec26355226d3e2f676fee89168de2ab448cb0d92e64728ef20
Manifest38f3d3ece0f89ed270db9e9b0d0024c069e366598c0d0ca0f06eab12830b2f01

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
SignatureZNmpBpkhh8FM/4/j+Xrt2v4vWU+782GcO6wYQap9L3oktHdVSKrAiZSpqbwNy/62TgsU2CD2PXOqMyLQrMBdDQ==
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

2026-09-17T11:48:11.118478ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024868
observed 45ca80ad53ecd0ec26355226d3e2f676...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:11.100794ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024868/manifest.json
observed 38f3d3ece0f89ed270db9e9b0d0024c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:11.081424ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024868/publication.md
observed 44436df3cf7c76694a52cb6d98843ad9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:11.062335ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024868/publication.txt
observed 3d0b5455309a35f7b48ab2726f61526f...
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.