OpenTechnical

OT-2026-000010533

Publication integrity record

Two finger electric 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-2026-000010533) never changes.

Identity and time

Publication numberOT-2026-000010533 · never reused
Internal UUID01a0ae6c-0ee7-7e4d-8455-b0589511b12d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:52.445886Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010533
StatusPUBLIC

Content hashes

Canonical texte7ac1309c58321b4b9a8eb98ed8d68f07f36731681600372d6f14f4e031da180
Markdownf9402078f0a23eccf6ea57ecec3ff8f8e97dd678c14e35bc24186a12f29d6514
PDF
Publication page0f16436082a1c14a355b92389dd49c12cb79b8702005f6da54f0401260c34063
Manifest4973e3490536e1f4a08171e605e3d60a997dbdc41add1e70087a4171fb72be12

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
SignatureqTr0V0AF2A6MCrscivtouUCrDail6JMnLNb0ZJmN+W7r22N1X+G0pAp+dKGXcWSSEkXyIjhcA0ao+V2pSdEqAw==
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

2026-09-17T12:14:41.690640ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010533
observed 0f16436082a1c14a355b92389dd49c12...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:41.671654ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010533/manifest.json
observed 4973e3490536e1f4a08171e605e3d60a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:41.652095ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010533/publication.md
observed f9402078f0a23eccf6ea57ecec3ff8f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:41.633805ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010533/publication.txt
observed e7ac1309c58321b4b9a8eb98ed8d68f0...
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.