OT-2026-000052049
Publication integrity record
Three cup vacuum gripper, three outlet manifold, common isolation valve, pump fed, vented 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-2026-000052049) never changes.
Identity and time
| Publication number | OT-2026-000052049 · never reused |
|---|---|
| Internal UUID | 01a0ae83-e78e-71d7-aca0-0bf9f30f5ffe · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:37:55.233643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052049 |
| Status | PUBLIC |
Content hashes
| Canonical text | a5733dca96467032f7f0b79944e01a6de88a0da3c5f5c684c7b97179bbff137b |
|---|---|
| Markdown | 149a229f11c9b07d66af1ed938553d6a8bedd9ab4b3f5048781c03c131ff4f59 |
| Publication page | 6dbd2530daa5fe3036b155ba063b369b670d34fdd7f37918f1e0745ac7a108c1 |
| Manifest | edbcee1d8795ecac0b7384594e21e5c54410d339007497ebda466f4db9fed43a |
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 | LC5bc0b5T3zCMLyd9aC1XQ+VUIqA25lstqzJ4sqHui6vGRnSUYkp9irGQqRsawb4DtFK8BGlYZf3b9YHXUsoAw== |
| 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
| 2026-09-17T10:57:34.058796Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052049observed 6dbd2530daa5fe3036b155ba063b369b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:34.043421Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052049/manifest.jsonobserved edbcee1d8795ecac0b7384594e21e5c5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:34.026419Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052049/publication.mdobserved 149a229f11c9b07d66af1ed938553d6a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:34.009567Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052049/publication.txtobserved a5733dca96467032f7f0b79944e01a6d...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. |
|---|