OT-2026-000015319
Publication integrity record
Four cup vacuum gripper, four zone face, common isolation valve, pump fed, pulsed blow-off before set-down
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-2026-000015319) never changes.
Identity and time
| Publication number | OT-2026-000015319 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-ef49-7f94-99d6-ec1e0b6b9d24 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:55.421510Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000015319 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5f9590527b9881d661deb7a3733447ece76dd34719814d579c7c5bf6699e3c1a |
|---|---|
| Markdown | ab7c4a9c013d2c72152f64e9ff9f138efddf2706d3bfba62e0316d6498181b5d |
| Publication page | 15d7323f66a2da12380e210f5e422fb6d380195cd733c40c79152279f5ab7847 |
| Manifest | 8a54ec69dd9747d957ff4216363a910da0cb2d4cdaed44fa9884a2805eab75b3 |
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 | tBPzEGf0HrYz3u3+SX5krz0WLyWy3o5ivLy4wStBcr4TwZcRknEHkq3HG/LPl9NBXad6Zdx1D07nfxwNocxRCw== |
| 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
| 2026-09-17T12:06:00.900312Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015319observed 15d7323f66a2da12380e210f5e422fb6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:06:00.883161Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015319/manifest.jsonobserved 8a54ec69dd9747d957ff4216363a910d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:06:00.864206Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015319/publication.mdobserved ab7c4a9c013d2c72152f64e9ff9f138e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:06:00.843762Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015319/publication.txtobserved 5f9590527b9881d661deb7a3733447ec...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. |
|---|