OpenTechnical

OT-2026-000013876

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, plant vacuum fed, pulsed 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-2026-000013876) never changes.

Identity and time

Publication numberOT-2026-000013876 · never reused
Internal UUID01a0ae6d-8dea-7858-8796-b571224cf0f6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:30.489074Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000013876
StatusPUBLIC

Content hashes

Canonical text618b5097457cf494cd831874827571ed2a340d2ca02632af1c9f845a41098c66
Markdown89953a23cdb50867dda6d3441a0052955d875cca7a119384f3015b4c4cfa5148
PDF
Publication pagecfbdcf670ff3c7c9a27cf58fdfe5338c514e56716847969c8df31342bd80264d
Manifest6ae8508f90c4d916c784fce967807cfe1fe3d717965398bd40201f067cf11d4c

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
SignatureyZApZyWWCNE4SN637dtYnFpH2In3gka0PZXqGneAxNu+4zVsHmYHvB0kOr5koSpu/8l9xTWKp8FZST+FxjHYBg==
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

2026-09-17T12:08:59.615348ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013876
observed cfbdcf670ff3c7c9a27cf58fdfe5338c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:59.597036ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013876/manifest.json
observed 6ae8508f90c4d916c784fce967807cfe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:59.579937ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013876/publication.md
observed 89953a23cdb50867dda6d3441a005295...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:59.559218ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013876/publication.txt
observed 618b5097457cf494cd831874827571ed...
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.