OpenTechnical

OT-2026-000011176

Publication integrity record

Single cup vacuum gripper, common isolation valve, two stage ejector, 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-2026-000011176) never changes.

Identity and time

Publication numberOT-2026-000011176 · never reused
Internal UUID01a0ae6c-540f-71b9-9fc7-f4277252e79c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:10.156048Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011176
StatusPUBLIC

Content hashes

Canonical textde95068871686e42ca383ea70c663acc0a455dc32b7b63e142d2b7e44e44a455
Markdownbbbbb2f27c22e8132391989d8a6c1b6b4ea1730abd12bcd39e47a011a451ce26
PDF
Publication pageb967fdb2777bd9bccd05dc7842d20bd5c780cc506b700b10d7b3d4891b6f6288
Manifestf95cc5bb00a439660e237340929778738b8b7a01a2cd5048fde91c83a13d6608

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
SignaturesC9TgReTTK0erSTb5KmyIPE5qCTdcwZYllsBnWeR+Q+K3DaFGPzYYMCVI4MLZK4ImkBjr+l1TsQu7pACJIa2CA==
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

2026-09-17T12:14:06.909970ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011176
observed b967fdb2777bd9bccd05dc7842d20bd5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:06.891371ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011176/manifest.json
observed f95cc5bb00a439660e23734092977873...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:06.871492ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011176/publication.md
observed bbbbb2f27c22e8132391989d8a6c1b6b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:06.851737ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011176/publication.txt
observed de95068871686e42ca383ea70c663acc...
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.