OpenTechnical

OT-2026-000025107

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, three stage ejector, 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-2026-000025107) never changes.

Identity and time

Publication numberOT-2026-000025107 · never reused
Internal UUID01a0ae71-5fa5-7ee5-851e-98d4bf1e310b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:40.790954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025107
StatusPUBLIC

Content hashes

Canonical texte2595bb16784f407c1ea341998ec9a1919714d56ee229fcc81161c9328559ede
Markdown708fa47511fe193d56fc11a2e03395e1583802bc0a4eadc85bb8c44049da0fcc
PDF
Publication pagea0bfadda4db0ef64b0b9498c297e01ce35769d989880bbde43547941326dcf33
Manifestc25f34b58331b8a70e7ecb70233992a123bc43caa27f813dd5282eb17f5cfe40

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
Signature+GV1iwVe8z8ZsTZA52ZcUtCVGk70qpOP9lDq4H8kx3BJxmqbOEegkzw3/HH91POPEHDahduUHR1cBmRNQAblCg==
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

2026-09-17T11:46:58.757028ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025107
observed a0bfadda4db0ef64b0b9498c297e01ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:58.736240ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025107/manifest.json
observed c25f34b58331b8a70e7ecb70233992a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:58.715895ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025107/publication.md
observed 708fa47511fe193d56fc11a2e03395e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:58.698168ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025107/publication.txt
observed e2595bb16784f407c1ea341998ec9a19...
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.