OT-2026-000011637
Publication integrity record
Three finger electric gripper, 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-2026-000011637) never changes.
Identity and time
| Publication number | OT-2026-000011637 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-1940-7da0-9c3b-1f5c7d3b7723 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:00.631271Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000011637 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2ee865479d1922f9a828a9ebfc11367c467a1d450000bef76f7737d0df9b0bc2 |
|---|---|
| Markdown | f016408dcf5353f01f32156b5487219e55e6e7dbf0dab6bf7b535ef6a24ce6fb |
| Publication page | 6371e0289e25c9422390859b8f0e7fbad6c5df5db5facbbc8aa96a483af658a7 |
| Manifest | bc09b96c7c1c36ae1bf261ed58c421028342158092e487d8617a1d7816e4844c |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | gEsipyCYmTJjLXO/NQTd55M5Vbsfz9f6GcVcEn++6u7E4h9Ifs7CDAxT1oD4EjTBXg9EKb9mwzOB3zexicFqCA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T12:12:10.449651Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011637observed 6371e0289e25c9422390859b8f0e7fba...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:12:10.431040Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011637/manifest.jsonobserved bc09b96c7c1c36ae1bf261ed58c42102...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:12:10.413424Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011637/publication.mdobserved f016408dcf5353f01f32156b5487219e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:12:10.394440Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011637/publication.txtobserved 2ee865479d1922f9a828a9ebfc11367c...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 archive | Pending 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 package | Pending Custody packages are produced weekly. |
|---|