OT-2026-000012691
Publication integrity record
Four bellows cup vacuum gripper, four zone face, plant vacuum fed, pulsed blow-off before 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-2026-000012691) never changes.
Identity and time
| Publication number | OT-2026-000012691 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-5562-7e7e-a540-ea891e4d23f4 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:16.019734Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000012691 |
| Status | PUBLIC |
Content hashes
| Canonical text | cd7ba76a3648ed5db4e47c702cb1de0026df3316a371b7d1fee669b2c7490072 |
|---|---|
| Markdown | 995ae9c81b4c9c7f948c8970ebe600eb6e612862e927aba08749b319d2a2ec29 |
| Publication page | 58894e36d049f4d159362f3dfe5173f4ab1d570a87f6f2c43fe7700059a58d1e |
| Manifest | 43b857a4a41dabd723aaf9dd09f862dc8f235a7a32ff71e9f56085f17d449c2b |
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 | Zh1qt5iBYIcq8OsJUv+HE1L+KwaW4wLA4BFQbyh3j3nYwP/tNmeCyweQNhTYkje1e8FDdJlgFxrtbzXqHG6tBA== |
| 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
| 2026-09-17T12:10:20.548840Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012691observed 58894e36d049f4d159362f3dfe5173f4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:10:20.529900Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012691/manifest.jsonobserved 43b857a4a41dabd723aaf9dd09f862dc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:20.508066Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012691/publication.mdobserved 995ae9c81b4c9c7f948c8970ebe600eb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:20.491156Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012691/publication.txtobserved cd7ba76a3648ed5db4e47c702cb1de00...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. |
|---|