OpenTechnical

OT-2026-000005047

Publication integrity record

Bellows cup vacuum gripper, six outlet manifold, ejector fed, pressure verified at each zone

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-2026-000005047) never changes.

Identity and time

Publication numberOT-2026-000005047 · never reused
Internal UUID01a0a92c-28b2-720f-acb3-6dcd2ebdf090 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T07:43:58.645520Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005047
StatusPUBLIC

Content hashes

Canonical textb06ea986530079a38c2a512e3e417de7a38e05bff6aae71c7cd7701b58c37a37
Markdown34d627d01aaf8f73096014007aff264f17b25128bc45ada12ed38b23b6bd5867
PDF
Publication pagef7357bce658ff396849ee060b3b39a6f1326f9bbf87fcbbb3cb9f5f32eabb319
Manifestc96206defd66071bbb7e8dcbbc7c495def1c50fabd4eb30c6557bea2dac94fd3

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
SignatureNfuKflpDLr1nLvxE2LaeWHfNo4zGEkd+jGTuZxYRDSvZ/GL0IFWdGZi7WBebjZhHEdf0XHzVcMpIaNR8TNs8Bw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T07:47:02Z
batch OT-TS-2026-W38-010 · RFC 3161 token · inclusion proof
root e1b42dfa4cd0fb1e3e472afd2db961c2...

Independent retrieval

2026-09-16T07:50:21.226284ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005047
observed f7357bce658ff396849ee060b3b39a6f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:50:21.213851ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005047/manifest.json
observed c96206defd66071bbb7e8dcbbc7c495d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:50:21.199641ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005047/publication.md
observed 34d627d01aaf8f73096014007aff264f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:50:21.185095ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005047/publication.txt
observed b06ea986530079a38c2a512e3e417de7...
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.