OpenTechnical

OT-2026-000030624

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two stage ejector, sustained 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-2026-000030624) never changes.

Identity and time

Publication numberOT-2026-000030624 · never reused
Internal UUID01a0ae74-3fb2-7991-848b-35267ec7f0eb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:49.275361Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030624
StatusPUBLIC

Content hashes

Canonical text1e03bc14df652f742788cde93ee38967d26f3b35a13a54af20a72c5e1701dbcf
Markdown22b65ba4cf242af641cc639dbccf08998ecd2f8d75582378dd54ba8a6c308e44
PDF
Publication pagec4912c0dff4fd9b5dfd2d8c2f2b591cbde69caacd8a2968b48e61bed72b4e37d
Manifest7f82c869d44e6f9c946d71182c694c74c9944fda790ab943e35630ff1438c4e4

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
SignaturexftGDF9X5zgpA9qjOKQzb5oIGWLJWx5giefC1SzRPGP4mMVoddF1dvrmlUTCk59Iq0RppB1Pyx+9vT1/QfjTCA==
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

2026-09-17T11:36:29.614196ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030624
observed c4912c0dff4fd9b5dfd2d8c2f2b591cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:29.592666ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030624/manifest.json
observed 7f82c869d44e6f9c946d71182c694c74...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:29.574690ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030624/publication.md
observed 22b65ba4cf242af641cc639dbccf0899...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:29.556044ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030624/publication.txt
observed 1e03bc14df652f742788cde93ee38967...
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.