OT-2026-000012004
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, pump fed, pulsed 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-2026-000012004) never changes.
Identity and time
| Publication number | OT-2026-000012004 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-1943-75e3-9742-28e5b678e006 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:00.631271Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000012004 |
| Status | PUBLIC |
Content hashes
| Canonical text | 445f2314885a2ff50f0b7f40cf6e9a3c642153f59f22806de08a13c83ff4610c |
|---|---|
| Markdown | 1cae21c0be3648f1fbbe0dc37fdb1ee57a6686f2d13f8a15e76bc058eca17173 |
| Publication page | c5864c3390535dcf6d3811e5d62fa30fb11b80fd86ddd3fe5803aad8a9d78c89 |
| Manifest | 897aa2380d8459685e496c22cedbf0876071e5ce1d157847c59e5ad4769f67bd |
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 | IDDChVT6RsmFtZBXkepy4YGZYBZiSjzevRbNLHnF+60peGlmrtNfTJg1AEDXTFkbUzEFyW64cAH2UBa8u2QdDg== |
| 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
| 2026-09-17T12:12:52.209437Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012004observed c5864c3390535dcf6d3811e5d62fa30f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:12:52.189796Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012004/manifest.jsonobserved 897aa2380d8459685e496c22cedbf087...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:12:52.168659Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012004/publication.mdobserved 1cae21c0be3648f1fbbe0dc37fdb1ee5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:12:52.149483Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012004/publication.txtobserved 445f2314885a2ff50f0b7f40cf6e9a3c...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. |
|---|