OpenTechnical

OT-2026-000024285

Publication integrity record

Six cup vacuum gripper, six outlet manifold, plant vacuum fed, 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-2026-000024285) never changes.

Identity and time

Publication numberOT-2026-000024285 · never reused
Internal UUID01a0ae70-e8c9-73ec-b8c3-5d20088f2c55 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:10.360874Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024285
StatusPUBLIC

Content hashes

Canonical text9f32465a9600906b52af9e9f4c0cfefdc61176143f25bb15e6189b1f8cb250c9
Markdown673cd82cfb3eea4fd80fa2705d4d8ae55dbdc33d755ea5511849fd6fce1e036b
PDF
Publication page1f72fafacbc48057087fca0bfed93ca7012e148c5454401ff810f1c900338ac6
Manifest7468d2841aed0cf7161a0754eec5d379e69a941f159766d6c073516be394ce2e

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
SignatureM44TbBPyC4MfTaJFzCM1Q/oGujMBfNinm+tC89xj5et/gKCCbCQXSGFJ1Bjp70oT3580hft+t/WP+mITk9zEAg==
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

2026-09-17T11:48:46.633428ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024285
observed 1f72fafacbc48057087fca0bfed93ca7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:46.614673ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024285/manifest.json
observed 7468d2841aed0cf7161a0754eec5d379...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:46.596284ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024285/publication.md
observed 673cd82cfb3eea4fd80fa2705d4d8ae5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:46.577451ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024285/publication.txt
observed 9f32465a9600906b52af9e9f4c0cfefd...
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.