OpenTechnical

OT-2026-000036405

Publication integrity record

Single cup vacuum gripper, single stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000036405) never changes.

Identity and time

Publication numberOT-2026-000036405 · never reused
Internal UUID01a0ae77-01d1-7037-b7fe-c06f6abe73e1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:50.134839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036405
StatusPUBLIC

Content hashes

Canonical text75da5adba36a649fdf0cf2016ed9282949aa82bc7a7ad461a909a988af988808
Markdowncec95c072007fa292256bda31398a1ade35d1473f8f40605f20d740fe7051689
PDF
Publication pagee9041df379983890fc7c7d92dc16c99a669be220b730bf1cdb114eb40e8992d8
Manifest9924aed8d8f7262c8de5480cbb47a2330f811d699d5e3c12c9d2d90784641f9d

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
Signature3p3Dza94egHJtVEcQ08DQyIZ01h4KykAIyTGEnwdBhb5nvza/MRRtgf5rVTKswtCE/HxAiDEWenZ8EsJpVZiBA==
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

2026-09-17T11:26:47.532374ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036405
observed e9041df379983890fc7c7d92dc16c99a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:47.514558ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036405/manifest.json
observed 9924aed8d8f7262c8de5480cbb47a233...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:47.497177ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036405/publication.md
observed cec95c072007fa292256bda31398a1ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:47.478721ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036405/publication.txt
observed 75da5adba36a649fdf0cf2016ed92829...
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.