OpenTechnical

OT-2026-000051055

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, plant vacuum fed, pressure sensor per zone, pulsed 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-2026-000051055) never changes.

Identity and time

Publication numberOT-2026-000051055 · never reused
Internal UUID01a0ae82-c7b5-7da7-a81c-7bf7bb93723a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:41.548889Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051055
StatusPUBLIC

Content hashes

Canonical text1f17666307726e26bdda2d3ddf61c6d1d8c46ca75bb2697b74cfdec20f6644e7
Markdown553f554de18918ff512a0c6ac3abd47d2d55b9233b9a50132d58f6639598c7eb
PDF
Publication pagee0c99fad79c7601e2e1d9bba51c002d4ec11c01af89f7cce254fcee8b2233dfe
Manifestd1191eccc31155261d4bb12b2ce74b1d1310c8cf62bd0f8a206b25d336f07145

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
Signature3CpaPZTE5jhF3znVOzSndyx3/myFPgGCrHcXB5BQxyxZXTLBcc1HaQj51XEVvLyqH2nKD6RZLHu2IVVhW0E9Cg==
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

2026-09-17T11:00:58.407260ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051055
observed e0c99fad79c7601e2e1d9bba51c002d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:58.390501ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051055/manifest.json
observed d1191eccc31155261d4bb12b2ce74b1d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:58.372110ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051055/publication.md
observed 553f554de18918ff512a0c6ac3abd47d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:58.354096ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051055/publication.txt
observed 1f17666307726e26bdda2d3ddf61c6d1...
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.