OT-2026-000017772
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, plant vacuum fed, supply line pressure sensor, 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-2026-000017772) never changes.
Identity and time
| Publication number | OT-2026-000017772 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-96fa-72cc-a97c-a9ada95e2844 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:38.350302Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000017772 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7e2b58ac0c5382dd92a8f5f7eb459b7eaac89473cfc45da17e559b5f38e190d5 |
|---|---|
| Markdown | d950201cdf50ec4f006d4947694cf9e41e9beee1334c462ee5281d6abe7224a3 |
| Publication page | 406e59f2269859786ca8ecdce1a83e689ef9b80dfe5aeb1366d6865b84c48340 |
| Manifest | 5af73463d79d23cc9b553cf0405a105e550153f42d4ff4882151f16a03df48a5 |
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 | 15aO55XJuAbpNjrP2AcQp1L6Ua472nMobQoaC/nWYigAWOBwH8k9aicXY8IN7bReowKPfiaydhqN8ihgNBBdAw== |
| 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
| 2026-09-17T12:01:43.827273Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000017772observed 406e59f2269859786ca8ecdce1a83e68...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:01:43.810435Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000017772/manifest.jsonobserved 5af73463d79d23cc9b553cf0405a105e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:01:43.778540Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000017772/publication.mdobserved d950201cdf50ec4f006d4947694cf9e4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:01:43.747397Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000017772/publication.txtobserved 7e2b58ac0c5382dd92a8f5f7eb459b7e...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. |
|---|