OT-2026-000090104
Publication integrity record
Three cup vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, manifold pressure sensor, sustained 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-2026-000090104) never changes.
Identity and time
| Publication number | OT-2026-000090104 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-428e-7220-9b17-5ce65bd369b1 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:31.390046Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090104 |
| Status | PUBLIC |
Content hashes
| Canonical text | 35f3be56bf0867b5eeee01c96a8d720a0533363dd4986a8e8004c39874e17596 |
|---|---|
| Markdown | cc7f653fca01739d110d05e5aa5e65eaa1f10f9bef3a239dcf3f0034c601d53f |
| Publication page | ad516d81dfc8d2b66eaeab535e3e4c8bc70a0c578b41a937ce3231bf32fbbd5d |
| Manifest | 8f775845d85b0680ad5035b28e28056721401787dfab180e1eed34d4c8eab058 |
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 | R8+JiKd9hJ90Lz7ABR+mwlKeD64jRGLyOaVk7MNw4ObNhLWERCzl4mlLtARDssR2Iir9paG344x/CRY8pstuDA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T09:45:31.641586Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090104observed ad516d81dfc8d2b66eaeab535e3e4c8b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:45:31.625041Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090104/manifest.jsonobserved 8f775845d85b0680ad5035b28e280567...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:45:31.608158Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090104/publication.mdobserved cc7f653fca01739d110d05e5aa5e65ea...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:45:31.590758Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090104/publication.txtobserved 35f3be56bf0867b5eeee01c96a8d720a...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. |
|---|