OpenTechnical

OT-2026-000032704

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single 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-2026-000032704) never changes.

Identity and time

Publication numberOT-2026-000032704 · never reused
Internal UUID01a0ae75-1070-79d2-a0cb-2ea4e4ec3756 · 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-2026-000032704
StatusPUBLIC

Content hashes

Canonical text188909e0dad4c14ebc652afec19119c7ec337200cf97d17c4bc58bfdf598bd65
Markdown5b8f566258e61616f2c556ae2afcba1eeed5157cf85dbe10f0b2081d5c19c4ea
PDF
Publication page00fad18fa308b55b202d41a022626c027eeecfda17b9214aa377a7ca05166612
Manifest4664baa9cf6c8dd4101fbc80aa1e4853fe6d47c6111e2f3f6b65c051288a2d51

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
SignatureJ3VClFDgidhKE79+o03UAtpPYY0ZJ0lecdWGMTsENNU7IGbkq2h+vlLtpdduJWOPMib0im6c091/Iwma5zpLAg==
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

2026-09-17T11:34:19.065730ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032704
observed 00fad18fa308b55b202d41a022626c02...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:19.048498ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032704/manifest.json
observed 4664baa9cf6c8dd4101fbc80aa1e4853...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:19.031072ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032704/publication.md
observed 5b8f566258e61616f2c556ae2afcba1e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:19.005706ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032704/publication.txt
observed 188909e0dad4c14ebc652afec19119c7...
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.