OT-2026-000006781
Publication integrity record
Vacuum cup gripper, per zone isolation, two stage ejector, 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-2026-000006781) never changes.
Identity and time
| Publication number | OT-2026-000006781 · never reused |
|---|---|
| Internal UUID | 01a0a967-3112-7eac-838d-6ecd51f8b822 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:48:27.413072Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000006781 |
| Status | PUBLIC |
Content hashes
| Canonical text | 05ced9e60c2ac58823d528460110ea847107574a2917d3c3529a25357f4ddbfc |
|---|---|
| Markdown | e29dfc8f46f0d8f9cec7037eaa35ec9d549fbb2eb0b3f371edba555036a43ee7 |
| Publication page | a3149edd06fa583230400e8f4d52b85574f69252b5d57990b7e3be5871dd381b |
| Manifest | 8931e0bb0b010ed3d0bc7e1907e14ebbdc76b799a30b9065f8d311d85ba943ad |
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 | QfgQFZHFnoo8ktkVMcAoU5lkHmW+MJQVagFXBjqLO/QGy7JIV5sLaNA3u7uT93b2S8CWwbYhE/l70uuu1ZP3Ag== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T09:07:03Z batch OT-TS-2026-W38-014 · RFC 3161 token · inclusion proof root 2354c19da800f8df297acf3cddd64d4d... |
|---|
Independent retrieval
| 2026-09-16T16:41:57.486269Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006781observed a3149edd06fa583230400e8f4d52b855...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T16:41:57.384690Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006781/manifest.jsonobserved 8931e0bb0b010ed3d0bc7e1907e14ebb...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-16T16:41:57.243958Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006781/publication.mdobserved e29dfc8f46f0d8f9cec7037eaa35ec9d...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-16T16:41:57.119530Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006781/publication.txtobserved 05ced9e60c2ac58823d528460110ea84...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:50:07.143222Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006781observed a3149edd06fa583230400e8f4d52b855...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:50:07.129180Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006781/manifest.jsonobserved 8931e0bb0b010ed3d0bc7e1907e14ebb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:50:06.990595Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006781/publication.mdobserved e29dfc8f46f0d8f9cec7037eaa35ec9d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:50:06.976235Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006781/publication.txtobserved 05ced9e60c2ac58823d528460110ea84...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. |
|---|