OT-2026-000009515
Publication integrity record
Single cup vacuum gripper, two stage ejector, vented after 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-2026-000009515) never changes.
Identity and time
| Publication number | OT-2026-000009515 · never reused |
|---|---|
| Internal UUID | 01a0ae6b-7562-7a37-909f-398a65f6e70f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:11:13.151287Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000009515 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7f225be4fe17d345cf58e91404b93b57295189160907a2623df02d4822ac9d00 |
|---|---|
| Markdown | 33bffc5d92bcd58e96a14881d2d1f0557d71743cfd2af16c6b54db554efb5e64 |
| Publication page | 4aacacdbcc8107127d8eeefc3f9f642d7fff372326d11ccd625fa01db14a85e8 |
| Manifest | 797fb00b78c1ea7e07d930928fcb1ec6bc3de9d6e86f41b31502e32e3b7ff1ed |
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 | HNxuJGZKdbUvPqnEQtKk+yZRegAud3scX2bXVlnIfz9AllBlzf99KgSIDOhhuhLByo8QNQtydhFWEoASidvpBw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:27:08Z batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof root 20fdfaa98ae3657e4211fd7783095876... |
|---|
Independent retrieval
| 2026-09-17T12:16:55.666138Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000009515observed 4aacacdbcc8107127d8eeefc3f9f642d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:16:55.645448Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000009515/manifest.jsonobserved 797fb00b78c1ea7e07d930928fcb1ec6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:16:55.628712Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000009515/publication.mdobserved 33bffc5d92bcd58e96a14881d2d1f055...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:16:55.611130Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000009515/publication.txtobserved 7f225be4fe17d345cf58e91404b93b57...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. |
|---|