OT-2026-000091703
Publication integrity record
Four bellows cup vacuum gripper, four zone face, four outlet manifold, plant vacuum fed, pressure sensor per zone, 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-2026-000091703) never changes.
Identity and time
| Publication number | OT-2026-000091703 · never reused |
|---|---|
| Internal UUID | 01a0ae9d-43b9-7270-a2b8-d0af431de49d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:05:37.256105Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000091703 |
| Status | PUBLIC |
Content hashes
| Canonical text | c6ca9c73d06da7c67913a2093811f4339f509454851870a8e4099938390e31e4 |
|---|---|
| Markdown | 6424a406a05d58add7a766c7dccf565861e8ef81865322829ef684837a9ec85a |
| Publication page | 900df86eaaedbfb57a15db6db9e1c238638fabe7a1be28ed7a6dce1999321c10 |
| Manifest | 936fcba1b792aef28173da311f9edb919271e8e27c3b9a3fc144a833c5e03637 |
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 | RW0hfdO5N0/LZNlJ+ygUml8dXOQ9AhXOBO3R4qR1WM6La6BuxWy3MINNh79/3j82VwrQxvBAyTpyX2L/6HXWDQ== |
| 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
| 2026-09-17T09:42:05.527447Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091703observed 900df86eaaedbfb57a15db6db9e1c238...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:42:05.509223Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091703/manifest.jsonobserved 936fcba1b792aef28173da311f9edb91...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:42:05.490758Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091703/publication.mdobserved 6424a406a05d58add7a766c7dccf5658...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:42:05.472948Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091703/publication.txtobserved c6ca9c73d06da7c67913a2093811f433...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. |
|---|