OT-2026-000005847
Publication integrity record
Three finger mechanical gripper, three stage ejector, stripped from the face, electric 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-2026-000005847) never changes.
Identity and time
| Publication number | OT-2026-000005847 · never reused |
|---|---|
| Internal UUID | 01a0a946-df9d-79a1-bd42-3b1a80baefd8 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:13:09.407493Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000005847 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2b35268a5cd6c9d227338ed995398a06bdc32a005d90598e953593789619f443 |
|---|---|
| Markdown | 78aaacc7294aad9de86e69693bb91b4513d28634a8022f79d3d06dfe27ff0dd6 |
| Publication page | 0fe2eeed5d0777c398e8664bd96a777df1d670b558f16f69ea638a09ce8d90e9 |
| Manifest | cca645ba4132f9b3a67f54ec26a9d466fdf77fe432b27d543d894a50b066e8b3 |
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 | +o6ntAwidUi3cmjpGC/C2cs+Mz73Fiq5v+uoN8LNNL//8emUHIsn0p02UZdcUZxfGJ1CaHSVz9HEJUYSnQRNDg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:27:03Z batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof root dbe93cb6b2158496df2f60f3b6822537... |
|---|
Independent retrieval
| 2026-10-31T04:41:35.345941Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005847observed 0fe2eeed5d0777c398e8664bd96a777d...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-31T04:41:35.301646Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005847/manifest.jsonobserved cca645ba4132f9b3a67f54ec26a9d466...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-31T04:41:35.254290Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005847/publication.mdobserved 78aaacc7294aad9de86e69693bb91b45...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-31T04:41:35.157682Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005847/publication.txtobserved 2b35268a5cd6c9d227338ed995398a06...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T00:42:40.108553Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005847observed 0fe2eeed5d0777c398e8664bd96a777d...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T00:42:39.808755Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005847/manifest.jsonobserved cca645ba4132f9b3a67f54ec26a9d466...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T00:42:39.615638Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005847/publication.mdobserved 78aaacc7294aad9de86e69693bb91b45...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T00:42:39.204025Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005847/publication.txtobserved 2b35268a5cd6c9d227338ed995398a06...fetched by grabo-systems from 34.44.131.203, 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
| OT-CUSTODY-2026-W38 | OpenTechnical-Custody-2026-W38.tar.zstf2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent |
|---|