OpenTechnical

OT-2026-000023584

Publication integrity record

Single bellows cup vacuum gripper, common isolation valve, three stage ejector, supply line pressure sensor, pulsed 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-2026-000023584) never changes.

Identity and time

Publication numberOT-2026-000023584 · never reused
Internal UUID01a0ae70-7269-7f99-9ea8-e4054bd297b4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:40.056870Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023584
StatusPUBLIC

Content hashes

Canonical text14668a165aeaf95bc01ddab755e0e2f19f6a53ba6d759fe66cc447b8f272f93e
Markdowna2e343f915c4421bbae4a5d153a37bdb32587bd28c1d8b8fb4df97de4fd600ba
PDF
Publication pagee0cd16a5b7009e79b9ffdc9ecaa27638f7b20f9753490203f8c1d815ec83cde3
Manifestd9c04586d64cadc5ec7c2669ac831e9fb69e8a9678b9fb8e6e72e29fceed936e

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
SignatureCAyx2mPwED4iPRWEqG4AhwpW0/6mgG29uUav+yULAKdpgs1fXgVGrCke6nlQFOwD8AIpkTvULuZqMFJSQIuJCQ==
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

2026-09-17T11:51:56.479529ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023584
observed e0cd16a5b7009e79b9ffdc9ecaa27638...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:56.461877ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023584/manifest.json
observed d9c04586d64cadc5ec7c2669ac831e9f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:56.443904ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023584/publication.md
observed a2e343f915c4421bbae4a5d153a37bdb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:56.426700ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023584/publication.txt
observed 14668a165aeaf95bc01ddab755e0e2f1...
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.