OpenTechnical

OT-2026-000027865

Publication integrity record

Four cup vacuum gripper, four 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-2026-000027865) never changes.

Identity and time

Publication numberOT-2026-000027865 · never reused
Internal UUID01a0ae72-a4a5-71fe-898d-bca2f4311494 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:19:04.113553Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027865
StatusPUBLIC

Content hashes

Canonical textdab0a1195e7f026492bf51a54257c02da28f10209952bf394418ac4394653192
Markdown78cf60807a0ef45cdd03618e6941222c2fb94e733612cbe51bed9d7f8fd0ae78
PDF
Publication pagee1213bb6fd681bee2b4235fd20c66931f1413f563f962639852eedd864116dc6
Manifest76da84d61d0864beecb77ebee093fc66f5d90418b78e7b71c7f13b68a65f5df3

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
SignatureL9WQBLGvYx3mv8LcS7gi1EX+mDN7SVYiqXxczm4toPTqSsKYbZyGiurLwz3DTixxQfzv/4h4kqzDB9JnYhAfBg==
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

2026-09-17T11:42:01.048346ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027865
observed e1213bb6fd681bee2b4235fd20c66931...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:01.029935ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027865/manifest.json
observed 76da84d61d0864beecb77ebee093fc66...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:01.007473ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027865/publication.md
observed 78cf60807a0ef45cdd03618e6941222c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:00.988952ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027865/publication.txt
observed dab0a1195e7f026492bf51a54257c02d...
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.