OpenTechnical

OT-2026-000097549

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, single stage ejector, supply line pressure sensor, sustained blow-off before set-down, on a tool changer

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-2026-000097549) never changes.

Identity and time

Publication numberOT-2026-000097549 · never reused
Internal UUID01a0aea1-55b4-7c63-bb0f-0274cbb26b24 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:04.087778Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097549
StatusPUBLIC

Content hashes

Canonical textd010739eebee80f2372021b2373eede05f9d7f5a20cb784d0b38d8cdfd8459f7
Markdown4189b40c5cf7ad864a9cb97fda819d9535d148fab62a03f66f61dd2d59f8de06
PDF
Publication page8003402757d24b9934e990d7d9cc8169273a4744187931df945a4d8ef710aa48
Manifest640760769fbdb8b504cb70477f7193ee526c43010b517556af3c9c2dfa56bf9a

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
Signature3fnWjS/TA5WdaGA5FKC/YMzQSh5UdtlLldYxPPQXSSA3/ehdXkOe02BPCNuEICUWcggnhNMjAYWYHlo5tsaiDg==
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

2026-09-17T09:33:25.783680ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097549
observed 8003402757d24b9934e990d7d9cc8169...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:25.764733ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097549/manifest.json
observed 640760769fbdb8b504cb70477f7193ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:25.746641ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097549/publication.md
observed 4189b40c5cf7ad864a9cb97fda819d95...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:25.727159ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097549/publication.txt
observed d010739eebee80f2372021b2373eede0...
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.