OpenTechnical

OT-2026-000011862

Publication integrity record

Three finger pneumatic gripper, stripped 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-2026-000011862) never changes.

Identity and time

Publication numberOT-2026-000011862 · never reused
Internal UUID01a0ae6d-1941-7e74-aa39-5e270f7ae720 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:00.631271Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011862
StatusPUBLIC

Content hashes

Canonical text0876f770ae1a62755a0d3a2542e22af20f23c712c7b00f27b47b398c157e0c7a
Markdown4e30d83794fa0da8e427dc13c5aa7d806e20974d9522326554f681923821cbfd
PDF
Publication page8d31ac1156f26695b3ee44612f517f81b02ca9867c549829a8756c026b3eb0be
Manifestc15bf3d8c8801a9a3ebd54063b44a65dfc86352bf3facb23250de62461bc09f9

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
SignatureyO3fWq9DGxq77wuNJsZQkf+vfIgmYnpYA8bfdcVbzCVY6xeiE19e4xK+Tz7lDMrwTbOKuT8yUH4DkEi9uzwDBw==
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

2026-09-17T12:12:36.458385ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011862
observed 8d31ac1156f26695b3ee44612f517f81...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:36.438454ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011862/manifest.json
observed c15bf3d8c8801a9a3ebd54063b44a65d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:36.421224ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011862/publication.md
observed 4e30d83794fa0da8e427dc13c5aa7d80...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:36.402971ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011862/publication.txt
observed 0876f770ae1a62755a0d3a2542e22af2...
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.