OpenTechnical

OT-2026-000032752

Publication integrity record

Three bellows cup vacuum gripper, three 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-2026-000032752) never changes.

Identity and time

Publication numberOT-2026-000032752 · never reused
Internal UUID01a0ae75-1071-75f8-bd01-fbf5af7a6c5c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032752
StatusPUBLIC

Content hashes

Canonical text8b4830104eb78e9055ff64316df19114dddc0465816e59e4e44afef6aac33373
Markdown85f4a4d680beaa1ba54e98cc400532e8f36e65148e31381bd707ceb44eaab804
PDF
Publication page6351cac095f226819d57ebd9d7bc87327301d494ba6f73d3369f60bafc25f8ca
Manifest3561b1df6097a61d5652ad3ebd4e5cec905493cb15161a6dcd0c54353ca8af67

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
Signature7eM8GPk41gbqDdutLRwS02PjuJvx+8rVZUx/kqcXGUCXcffSrINWKOzxPtZnxliB6uCzVosareuKxsCfbe8pBw==
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

2026-09-17T11:34:22.663600ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032752
observed 6351cac095f226819d57ebd9d7bc8732...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:22.646475ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032752/manifest.json
observed 3561b1df6097a61d5652ad3ebd4e5cec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:22.627714ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032752/publication.md
observed 85f4a4d680beaa1ba54e98cc400532e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:22.610348ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032752/publication.txt
observed 8b4830104eb78e9055ff64316df19114...
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.