OT-2026-000006989
Publication integrity record
Porous face vacuum gripper, four zone face, pump fed, sustained blow off after 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-2026-000006989) never changes.
Identity and time
| Publication number | OT-2026-000006989 · never reused |
|---|---|
| Internal UUID | 01a0a96e-b6e9-7b79-80c6-85d0dde54e9f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:56:40.428479Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000006989 |
| Status | PUBLIC |
Content hashes
| Canonical text | cbac1f2a0f7c3b6aa7e73c8515079649927e6ed7692bd2d0e6e7b0a44019cdba |
|---|---|
| Markdown | c9b462d8b7449e3b20f06ad94003420b425a65e4114a3d3ef2d4ad7b721ccc9b |
| Publication page | b5f6dc988eb6a74221c7bac3cfb1ee6903f007234983f0d220272e14f56040d9 |
| Manifest | 4d4b23e9674c72fd5bd0334f85af9f6265664544cb34891aa95077a8e619e206 |
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 | yinNhAJRvwesJ0zaBUQl7lYUD2L+8QHNJQTGHQFmLjVUeqgfvRUSywPsmK9IFoUjIuDK9T6rMTuZy469tZJ9DQ== |
| 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
| 2026-09-16T09:00:14.429874Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006989observed b5f6dc988eb6a74221c7bac3cfb1ee69...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T09:00:14.416464Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006989/manifest.jsonobserved 4d4b23e9674c72fd5bd0334f85af9f62...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:00:14.402632Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006989/publication.mdobserved c9b462d8b7449e3b20f06ad94003420b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:00:14.388875Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006989/publication.txtobserved cbac1f2a0f7c3b6aa7e73c8515079649...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. |
|---|