OT-2026-000027199
Publication integrity record
Three bellows cup vacuum gripper, three zone face, three stage ejector, pulsed blow-off before set-down, 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-2026-000027199) never changes.
Identity and time
| Publication number | OT-2026-000027199 · never reused |
|---|---|
| Internal UUID | 01a0ae72-3454-7da7-ae83-596a9e8ef539 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:18:35.358864Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000027199 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4ee4ae714f34a3e9f0c69254eb8a9ee37c8f9a6206a0d257349097c243f52be4 |
|---|---|
| Markdown | ae321a51229d676909883afbd1225327fa4b041780ba64fee68dac36ae3be2b4 |
| Publication page | 80b72b84ce3ecb595996e8e62b71b638f772db9961f07335dffb3ca14fdebf19 |
| Manifest | 08249cdae7d69698c188483aec29a2883611bf8fa912d3aea1942081a6ad980d |
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 | qCmkCv/FMNU1ZJ31qZPS6XqPpdmNbR9xAJ6Q3XKzDeANccSzDacmyz5e9ciiadSJt3RW5bfnSEfQfe3kAfsRDg== |
| 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
| 2026-09-17T08:44:15.991951Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027199observed 80b72b84ce3ecb595996e8e62b71b638...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:44:15.770014Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027199/manifest.jsonobserved 08249cdae7d69698c188483aec29a288...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:44:15.470093Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027199/publication.mdobserved ae321a51229d676909883afbd1225327...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:44:14.996592Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027199/publication.txtobserved 4ee4ae714f34a3e9f0c69254eb8a9ee3...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
| Custody package | Pending Custody packages are produced weekly. |
|---|