OpenTechnical

OT-2026-000095789

Publication integrity record

Four cup vacuum gripper, four zone face, common isolation valve, plant vacuum fed, pressure sensor per zone, 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-2026-000095789) never changes.

Identity and time

Publication numberOT-2026-000095789 · never reused
Internal UUID01a0ae9f-fac6-7e99-8761-83a321253ae1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:35.161845Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095789
StatusPUBLIC

Content hashes

Canonical text8f7e8c4b35f6914fee3fdc70376a8bedf31290e3373e9d5e32857478a3409e31
Markdown529b16f16fffbc72f80c65898148ca2865ed8679775955bed3586e003541b9b7
PDF
Publication page464ed59f881bcce394f78e02e7d6c857986ee2984309edae0b8cb4ec0a55cfee
Manifest848ee57e2fd34aa30db7a5af88a2d82ada106e5030a5a616f6ed1a8206d4b7a8

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
SignatureYRjo1TUEu/V0apz+ZqGenLretaRsnX+GYrJNLUCcigNVCtbD0ojoVkS4W71ldNHDTWYlbfi7SAHkg51x7REEBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:35:51.521291ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095789
observed 464ed59f881bcce394f78e02e7d6c857...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:51.501967ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095789/manifest.json
observed 848ee57e2fd34aa30db7a5af88a2d82a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:51.485134ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095789/publication.md
observed 529b16f16fffbc72f80c65898148ca28...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:51.467792ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095789/publication.txt
observed 8f7e8c4b35f6914fee3fdc70376a8bed...
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.