OT-2026-000007222
Publication integrity record
Four finger mechanical gripper, three stage ejector, stripped from the face, pneumatic drive
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-2026-000007222) never changes.
Identity and time
| Publication number | OT-2026-000007222 · never reused |
|---|---|
| Internal UUID | 01a0a977-12d3-7b42-a416-412c204a0722 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T09:05:48.245712Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000007222 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5ad5ddbb31b206fa2161357e75ed7661b657dc96be2071e8256c29b8f0d92d4c |
|---|---|
| Markdown | 1b98b14a9b063e3f23f88f38f504d9c4f61c33fa61bcae88e66e5be9cacc814c |
| Publication page | a3a90b50a8fb3ac252efee6f6b4312b2432a0a5394ecce2a46f0fab6e37d4cfa |
| Manifest | 7e79a467213794031d182cb7963d526c93115910154b00ba2c65f196dabfa601 |
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 | Xu5UQZFheRTXGL7+V7EfiD6tikjvE+9PFQqDif1F4it0o65PkBmFUls0RklcZXWmJ4OSPMYciqZ02gxB8VpbBQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T09:07:03Z batch OT-TS-2026-W38-014 · RFC 3161 token · inclusion proof root 2354c19da800f8df297acf3cddd64d4d... |
|---|
Independent retrieval
| 2026-09-16T09:10:14.421952Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007222observed a3a90b50a8fb3ac252efee6f6b4312b2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T09:10:14.410016Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007222/manifest.jsonobserved 7e79a467213794031d182cb7963d526c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:10:14.397260Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007222/publication.mdobserved 1b98b14a9b063e3f23f88f38f504d9c4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:10:14.382769Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007222/publication.txtobserved 5ad5ddbb31b206fa2161357e75ed7661...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. |
|---|