OT-2026-000011144
Publication integrity record
Two finger pneumatic 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-2026-000011144) never changes.
Identity and time
| Publication number | OT-2026-000011144 · never reused |
|---|---|
| Internal UUID | 01a0ae6c-540f-7f25-a2af-16c73d40ae94 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:12:10.156048Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000011144 |
| Status | PUBLIC |
Content hashes
| Canonical text | 923408554151fada155c4703825c3ca665a4f6ddc45135c0b1b99fac20a4dc8f |
|---|---|
| Markdown | 799181cd57936c65f2b25c2dfc40413f3cc1a4524788b1dfdb97964b55b80a56 |
| Publication page | e4f03d48c6d1c490660050078f0903c56be6e30af88e7ba2c7f95b1eb3ef64ba |
| Manifest | db167b5b001303762e9b9331826eb0288b9d0031d3b0f7b761d66f35db664c99 |
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 | 026lvTHVXbilrs6ZzbZ6wFsDkrJWFHZFdzDgQPlrB/Ld7X/EatJKJli+HrhSbzrlLcKwGtV9PHzqUP5NYB6wAA== |
| 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
| 2026-09-17T12:13:31.872346Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011144observed e4f03d48c6d1c490660050078f0903c5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:13:31.856371Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011144/manifest.jsonobserved db167b5b001303762e9b9331826eb028...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:13:31.840551Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011144/publication.mdobserved 799181cd57936c65f2b25c2dfc40413f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:13:31.823486Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011144/publication.txtobserved 923408554151fada155c4703825c3ca6...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. |
|---|