OT-2026-000006988
Publication integrity record
Four finger mechanical gripper, pump fed, contact triggered on the face, pneumatic drive
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-2026-000006988) never changes.
Identity and time
| Publication number | OT-2026-000006988 · never reused |
|---|---|
| Internal UUID | 01a0a96e-ae26-7e6d-88f2-dfd936bef271 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:56:38.184980Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000006988 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5a2a5fce23723ef6f171b0b528e9cd213751e337c77017515ec0ccc2da85a4f4 |
|---|---|
| Markdown | 7848a3475ac7b86b44e6d2e6960af5f7dbe61225fc236a73e4d1fcd2e4892e92 |
| Publication page | 8d09d5151b3643a143d0b3f24bb293632d3a08ac08b9f65d9d49c806e2f4a290 |
| Manifest | d1e677628c2afe15bb1d528e5d6b37a90f1860ebfb253c9fbde05c29a30099d9 |
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 | Sy9pSDuwNBUGAyPvBXaXswuAhJQnZdEibI1x5rSJF+Z2OdPdZ7N6gAocac/FPHj9wLf4V4UDHNWtH+gBiPB1Dg== |
| 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
| 2026-09-16T09:00:14.484290Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006988observed 8d09d5151b3643a143d0b3f24bb29363...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T09:00:14.471756Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006988/manifest.jsonobserved d1e677628c2afe15bb1d528e5d6b37a9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:00:14.457990Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006988/publication.mdobserved 7848a3475ac7b86b44e6d2e6960af5f7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:00:14.443984Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006988/publication.txtobserved 5a2a5fce23723ef6f171b0b528e9cd21...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. |
|---|