OpenTechnical

OT-2026-000010824

Publication integrity record

Two finger pneumatic gripper

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-2026-000010824) never changes.

Identity and time

Publication numberOT-2026-000010824 · never reused
Internal UUID01a0ae6c-540d-7fa3-8173-dd7f735652fb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:10.156048Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010824
StatusPUBLIC

Content hashes

Canonical textd698b8b6dadc7c9c0d34cdb1035b0c3894d2d432f6d9705403748f5acc263435
Markdown62f4aebbc6ae8ec8441a01fe77fa230ae7354c71a60ffcc656642d2968d8070d
PDF
Publication page7eb9d4d0a5bf9f483365abe7b2730595ebb113dad8509fc96304c305d7fa9d96
Manifest6ea5dbbcfd58e43e728d15b163ec325a0037010e342b5cdb47a5b1cdb15bda7e

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
SignaturenDaRzGTP9B6Bf+oizpkg4zpTaRo90sjHBfLRw2Ex1IJpZBCTYIjlSJe5n88IwTwHiHnx/oZsaHMWng3GN5HXBQ==
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

2026-09-17T12:13:34.551334ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010824
observed 7eb9d4d0a5bf9f483365abe7b2730595...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:34.534044ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010824/manifest.json
observed 6ea5dbbcfd58e43e728d15b163ec325a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:34.515894ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010824/publication.md
observed 62f4aebbc6ae8ec8441a01fe77fa230a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:34.495478ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010824/publication.txt
observed d698b8b6dadc7c9c0d34cdb1035b0c38...
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.