OT-2026-000006231
Publication integrity record
Vacuum cup gripper, four zone face, six outlet manifold, pump fed, pressure verified, rubber cups
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-2026-000006231) never changes.
Identity and time
| Publication number | OT-2026-000006231 · never reused |
|---|---|
| Internal UUID | 01a0a953-c75a-7efa-83f7-ed4b30858790 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:27:15.166379Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000006231 |
| Status | PUBLIC |
Content hashes
| Canonical text | a68290d6c75015ee48d231144b305bf32c6ca8bd240fe8eab1e7ebcd88104910 |
|---|---|
| Markdown | 0d44dfdbcd608c14518dded58b6463dccc97961f24334154d328df403defd27d |
| Publication page | b1623934b330d9f4df21a2a3f86a785a6ea0c679de70fa657eeb0c4353f5f5bc |
| Manifest | 47be5d32c32f18a0c82e35d216548875a1b2e49dcb3a69ef58798bcebc19c3f4 |
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 | PkLHuPt5yDv7lFDIoE8BSGYaIq1ngBZp80oxBF8owhCIakVSJUOTkgpMiNmy8IPKQ/6de9zBatm4D6hEe9J6Cg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:47:03Z batch OT-TS-2026-W38-013 · RFC 3161 token · inclusion proof root e368e9c5ab06dc5cb1b0682dd54c11f5... |
|---|
Independent retrieval
| 2026-09-16T08:30:12.246026Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006231observed b1623934b330d9f4df21a2a3f86a785a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:30:12.232745Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006231/manifest.jsonobserved 47be5d32c32f18a0c82e35d216548875...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:30:12.218847Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006231/publication.mdobserved 0d44dfdbcd608c14518dded58b6463dc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:30:12.204626Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006231/publication.txtobserved a68290d6c75015ee48d231144b305bf3...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. |
|---|