OT-2026-000004101
Publication integrity record
Vacuum cup gripper, ejector fed, pressure verified, contact triggered on the face
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-2026-000004101) never changes.
Identity and time
| Publication number | OT-2026-000004101 · never reused |
|---|---|
| Internal UUID | 01a0a90e-b547-77c8-a691-8edafce0a0bc · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:11:48.555742Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004101 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0b2982d0b63a9ffa6cb6920defd2344d1dde5c921547fb8a612fc4ae3c730953 |
|---|---|
| Markdown | ac34fa2747882c35e50b12457a070fd10200f9ced4346cd778c0041ef1bae184 |
| Publication page | 64fa1fbff7f7b24c45947f8543d768f98c2e88b765f8e7e519a82db5b1f515ee |
| Manifest | c83c3826dc5140a400aefd18c885e9c5ba4a08ce953e04ba9da7604e9054b7d7 |
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 | Y4bqTl8thMtPuaGv4AsAZ9dpHXfdv153bRCQgjrp7LbBv4Lan/iE3VMNDZGHGJbbTmU3IYAHOPg7JE1WS+VIBQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:27:02Z batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof root aada101caea153fd76622afa3661a5b8... |
|---|
Independent retrieval
| 2026-09-16T07:20:36.419605Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004101observed 64fa1fbff7f7b24c45947f8543d768f9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:20:36.408001Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004101/manifest.jsonobserved c83c3826dc5140a400aefd18c885e9c5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:36.394774Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004101/publication.mdobserved ac34fa2747882c35e50b12457a070fd1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:36.380505Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004101/publication.txtobserved 0b2982d0b63a9ffa6cb6920defd2344d...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. |
|---|