OpenTechnical

OT-2026-000005026

Publication integrity record

Vacuum cup gripper, per zone isolation, six outlet manifold, pump fed, contact triggered

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-2026-000005026) never changes.

Identity and time

Publication numberOT-2026-000005026 · never reused
Internal UUID01a0a92b-794b-734c-8d86-1f0df82b2acb · UUIDv7, RFC 9562
Publication timestamp2026-09-16T07:43:13.742018Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005026
StatusPUBLIC

Content hashes

Canonical texta0af4eceded175fc8fd463e1da4e1370ad90212f4c5d255862c7d0505b150589
Markdown48e742fa0989d9cfe841911186cbaea60b6b45b2cc299fe8caa7111ce2fc4e19
PDF
Publication page215f3d3fb32297edd222b0ff7ab01268fbc11e12b522b72583e4aefeb0fdde94
Manifest77310534b91db62fbf8988f41e4fbfbfc40b14e7a7aec40d5153eb23b638cd5a

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
SignatureISYSV7L/SQ+kKcCICL+Pi/e9zv9JHrawrtNDVDA0VNaJ974+bvV2czGdj1TE4bpxMNwWQpTFkIH1Hq3ekMtQAw==
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

2026-09-16T07:50:23.484680ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005026
observed 215f3d3fb32297edd222b0ff7ab01268...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:50:23.470875ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005026/manifest.json
observed 77310534b91db62fbf8988f41e4fbfbf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:50:23.457761ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005026/publication.md
observed 48e742fa0989d9cfe841911186cbaea6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:50:23.440598ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005026/publication.txt
observed a0af4eceded175fc8fd463e1da4e1370...
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.