OT-2026-000031388
Publication integrity record
Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, sustained blow-off before 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-2026-000031388) never changes.
Identity and time
| Publication number | OT-2026-000031388 · never reused |
|---|---|
| Internal UUID | 01a0ae74-87ad-7e99-ae70-e8e235e85cff · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:07.653052Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031388 |
| Status | PUBLIC |
Content hashes
| Canonical text | a0ae1d8a67a710d8ead675ee8560d94baecb2e122e0e5275ca00d62268be81a5 |
|---|---|
| Markdown | f259c9c5dc559284b6cff72e52204bd1ccd664c52628160ddd55f1f2ad52dfec |
| Publication page | b4ed9d172b3ce175b2cc79f300681b3a623b6726c61f0acc3aeb71eba7c812f1 |
| Manifest | 63d8a6f2298a743b3461a9793eb06e103f7a9afe71b729076bb6d05656e151f6 |
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 | 9MICmfc1UxqQrJVIZ7u3ISteA3Vg4QfvrLUQRMuhUkYxRdZW6jtZWoKDAKSzWgdwG9+ssa8NqwWLpdXj9f5eBA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:36:05.845175Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031388observed b4ed9d172b3ce175b2cc79f300681b3a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:36:05.828001Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031388/manifest.jsonobserved 63d8a6f2298a743b3461a9793eb06e10...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:05.810444Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031388/publication.mdobserved f259c9c5dc559284b6cff72e52204bd1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:05.789328Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031388/publication.txtobserved a0ae1d8a67a710d8ead675ee8560d94b...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. |
|---|