OpenTechnical

OT-2026-000024971

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, single stage ejector, pulsed 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-2026-000024971) never changes.

Identity and time

Publication numberOT-2026-000024971 · never reused
Internal UUID01a0ae71-2728-7038-b63d-eb15fe9a026d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:26.329747Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024971
StatusPUBLIC

Content hashes

Canonical text7c4489e95546f3d9ef9f72f6e72da55d0667e6f817c7c33c94d90f59a182ce65
Markdown3a898f9116b4bc385f2ee9f3281440ff9ea5d6e1bf23e1821d9fba27e060f3ff
PDF
Publication page44d03c65821683b4c795270376c23cddae4366cad9892f32fe1511c9d1384085
Manifest4e498355b448d6099676fcb1b2d524c3db573dc6f5de7481f2bf64a775851d55

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
SignatureLVLUCBcDBu753gN9wlrRT023jQps0N2j5bbmVK3g3+q1mRjf/jEVDGj/MXe+j3RPbnv68FCcMFYpQm0dMo4yDQ==
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

2026-09-17T11:48:19.431530ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024971
observed 44d03c65821683b4c795270376c23cdd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:19.412974ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024971/manifest.json
observed 4e498355b448d6099676fcb1b2d524c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:19.392550ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024971/publication.md
observed 3a898f9116b4bc385f2ee9f3281440ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:19.375689ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024971/publication.txt
observed 7c4489e95546f3d9ef9f72f6e72da55d...
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.