OpenTechnical

OT-2026-000024642

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, sustained 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-2026-000024642) never changes.

Identity and time

Publication numberOT-2026-000024642 · never reused
Internal UUID01a0ae71-2725-7ad4-b0c4-495d13703057 · 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-2026-000024642
StatusPUBLIC

Content hashes

Canonical text22c37845bb9254d8a683b513a0857c5337f165b36959fe065648d88a7409bb3d
Markdown257f5889045c51ebb3cf3c145c71ee1d561c7b7f25b354fd5cde57133d3b4383
PDF
Publication pagefd5566e6126756f34eda6c22d0151599b422110d1d4a725495140b5ad45cfd1f
Manifest31d774566588e97373b998a1b9da1e582a0ee753279bfd5884ce5be84282d657

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
Signature0eCGMjXELjufHN2g2iFxVREy0Q+tviNZj0kioXODmycKD0fCYPsewwNBZ+JqWjV/zECz7gOTj3cyrExUDWskAw==
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

2026-09-17T11:47:50.339043ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024642
observed fd5566e6126756f34eda6c22d0151599...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:50.320842ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024642/manifest.json
observed 31d774566588e97373b998a1b9da1e58...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:50.302899ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024642/publication.md
observed 257f5889045c51ebb3cf3c145c71ee1d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:50.287467ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024642/publication.txt
observed 22c37845bb9254d8a683b513a0857c53...
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.