OpenTechnical

OT-2026-000040660

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, manifold 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-2026-000040660) never changes.

Identity and time

Publication numberOT-2026-000040660 · never reused
Internal UUID01a0ae79-6d0e-723b-90ae-fc0ee0927d56 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:28.516236Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040660
StatusPUBLIC

Content hashes

Canonical textd6f9b96ce0a3c952cd8afb91b20526b95ff70d0ba4b0e489fae66677c427636a
Markdown03661285f08180e3eb382bcfb7b4ee7510f6f93d0e699837ee45ba6f012efc35
PDF
Publication page8b596a83e6b2b6b828e8b78ef710bf7c93744ad3b8289e644f585aa2132238ef
Manifest1da7b044547cc06b8d6a848c2b6b83c2066544d11b8d10df09dae0997d1039f6

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
Signaturedi04uPsspe81K6I+9DixxpYa5TLdYlhrjbuhWfwOpYcoingSkuqB5CkOiJsxKToauQTUaAT7K5w0tUUbA2m7CQ==
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

2026-09-17T11:17:51.068640ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040660
observed 8b596a83e6b2b6b828e8b78ef710bf7c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:51.052888ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040660/manifest.json
observed 1da7b044547cc06b8d6a848c2b6b83c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:51.035341ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040660/publication.md
observed 03661285f08180e3eb382bcfb7b4ee75...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:51.017762ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040660/publication.txt
observed d6f9b96ce0a3c952cd8afb91b20526b9...
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.