OpenTechnical

OT-2026-000029686

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, 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-2026-000029686) never changes.

Identity and time

Publication numberOT-2026-000029686 · never reused
Internal UUID01a0ae73-5e23-7848-a167-9787a425b377 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:19:51.545382Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000029686
StatusPUBLIC

Content hashes

Canonical text51c987124173c5d4e5e2eee6344a3526f1146734d8a18c863e7fb64952d6cd9a
Markdowne55a6e39f8dcd1e0f7374034469233451887104492cf3a3f87ad9033b953fc7b
PDF
Publication page5e58067ed1fb2aded6428f5629a3f6c0ab5b989ade9a4f802df2c54e2cd969a3
Manifest1da3e064d5f2ca4466999de5b6c6b5f90d6e663f22a7090320701dd7a8e6a4b8

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
Signature8+VcflxdOwM5gy2Z+PLAW8pGwdXNyEaHpy+pyrOV3iFYAoIbWG5k5Lro/igi3LAGLvy/T2p4shCN9rqptPGrDw==
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

2026-09-17T11:39:24.252016ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029686
observed 5e58067ed1fb2aded6428f5629a3f6c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:24.234372ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029686/manifest.json
observed 1da3e064d5f2ca4466999de5b6c6b5f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:24.214707ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029686/publication.md
observed e55a6e39f8dcd1e0f737403446923345...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:24.196840ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029686/publication.txt
observed 51c987124173c5d4e5e2eee6344a3526...
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.