OpenTechnical

OT-2026-000032468

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, pump fed, 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-2026-000032468) never changes.

Identity and time

Publication numberOT-2026-000032468 · never reused
Internal UUID01a0ae75-106f-72d8-ade7-b71796f4aa1f · 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-2026-000032468
StatusPUBLIC

Content hashes

Canonical texte93c7c3d5d0031ebb89d11d50da5daf78ba3e449f35eb4ba556d325d5cfe16d5
Markdown30e43e0ea7f21965fd4e83fee645406c8ea4195170e0df2ae2c7c729e0504cc6
PDF
Publication page2a5dc3125829c7763d7d7e1a93c7e4ba23faa210c47f28e5bc663839983a57ea
Manifestacc83c3f6158e6357f3eb9b4fc9e073883831f330f6dec6126c6040a990eac45

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
SignatureUgRieus80S594m/fBkJ4QbUr17vZaHlr1moeG+HFItynhU5nMkRxr+c+4Vrdua5o6V86JjOprw5jIAZbvz6hBg==
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

2026-09-17T11:33:53.990039ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032468
observed 2a5dc3125829c7763d7d7e1a93c7e4ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:53.973354ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032468/manifest.json
observed acc83c3f6158e6357f3eb9b4fc9e0738...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:53.955917ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032468/publication.md
observed 30e43e0ea7f21965fd4e83fee645406c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:53.938801ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032468/publication.txt
observed e93c7c3d5d0031ebb89d11d50da5daf7...
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.