OT-2026-000039281
Publication integrity record
Three cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, pulsed 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-2026-000039281) never changes.
Identity and time
| Publication number | OT-2026-000039281 · never reused |
|---|---|
| Internal UUID | 01a0ae78-9674-7b1b-8716-257ddc98c66e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:25:33.573712Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000039281 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8d489e70f1ea4db5ba7a8950caddc40eafdd7f804579459911e380f9fa0cfff1 |
|---|---|
| Markdown | c8d43d1ab7bd8b3ebadfc22884a1d34deb14551364f6f731034659f52bcfdae3 |
| Publication page | 185f7f55313153c60c9670121552e78be63e99323fbfbc1c65225bca86f9438d |
| Manifest | 7b16ec803221d5acd3b79a2b54eec3cda19468383ec6cb706858d7b761c1cb3b |
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 | 7rYe52epi4PscaiGrdQJ/Yx8DQoK1xjpDyeuT4NMy4jI/cktnOmRmT9sSnwZvM2mEikWEYLsmX6e4JGbA8JHAQ== |
| 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
| 2026-09-17T11:20:51.165228Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000039281observed 185f7f55313153c60c9670121552e78b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:20:51.146225Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000039281/manifest.jsonobserved 7b16ec803221d5acd3b79a2b54eec3cd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:20:51.127259Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000039281/publication.mdobserved c8d43d1ab7bd8b3ebadfc22884a1d34d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:20:51.105432Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000039281/publication.txtobserved 8d489e70f1ea4db5ba7a8950caddc40e...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. |
|---|