OT-2026-000011892
Publication integrity record
Four 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-2026-000011892) never changes.
Identity and time
| Publication number | OT-2026-000011892 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-1942-71dd-ad5e-99b58fe06d06 · 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-2026-000011892 |
| Status | PUBLIC |
Content hashes
| Canonical text | 693ed9132744f5cdf0bb0e98680d563e46fae629846d7e87e01cbac9fbee103f |
|---|---|
| Markdown | afa17c06e38e4c14db121fab470c676e52acb3e690c07c2fff43232b57739e8c |
| Publication page | 3eaf28391c1264d9a70ead0a787acc38e86168c74ffa7dd375eaceaa5420c2a1 |
| Manifest | 8f37ca94885381bfe307fa173441c31e9946c859160f9a74b039a17e22c7e36d |
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 | ZikhtkYFtBSyQvbKwi+QQ5Ek0716s+7KCgL96AZSo0TzL3Fql9xi3Dq0dKd3VOzKB4xL9kfWTRI60iu7VkQ9DQ== |
| 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
| 2026-09-17T12:12:38.851471Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011892observed 3eaf28391c1264d9a70ead0a787acc38...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:12:38.833423Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011892/manifest.jsonobserved 8f37ca94885381bfe307fa173441c31e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:12:38.814670Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011892/publication.mdobserved afa17c06e38e4c14db121fab470c676e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:12:38.794213Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011892/publication.txtobserved 693ed9132744f5cdf0bb0e98680d563e...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. |
|---|