OT-2026-000057436
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, sustained blow-off 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-2026-000057436) never changes.
Identity and time
| Publication number | OT-2026-000057436 · never reused |
|---|---|
| Internal UUID | 01a0ae87-d5c7-7bdd-96cb-7c20937c405a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:42:12.973410Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000057436 |
| Status | PUBLIC |
Content hashes
| Canonical text | 967d5eee67145c2e41eff729913ea5bb586b9f240eb575e431e5381052f112ce |
|---|---|
| Markdown | a93a53b108229c0fa14813c05c7bd5ba193bde6201681df464c8f5aab5e4c460 |
| Publication page | 016376d0931379bcfce5c5be6e180088a45b092839fb01fa3fdf8a2e51af0e99 |
| Manifest | 9d9f617ffbeb06f4f91622ff85221749d36a9185131f44a67afb820f9f6c8f1e |
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 | K6WW9EaSoXfjYME2b5m31bX8jGkX/7IoFvv+KLFsGCQSE/SDaKyv9zBZZvakSATn33v2UDSkCD3+JIYLg/NnCw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:49:43.834984Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057436observed 016376d0931379bcfce5c5be6e180088...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:49:43.816671Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057436/manifest.jsonobserved 9d9f617ffbeb06f4f91622ff85221749...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:43.796591Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057436/publication.mdobserved a93a53b108229c0fa14813c05c7bd5ba...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:43.778029Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057436/publication.txtobserved 967d5eee67145c2e41eff729913ea5bb...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. |
|---|