OT-2026-000083453
Publication integrity record
Three cup vacuum gripper, three zone face, pump fed, sustained 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-2026-000083453) never changes.
Identity and time
| Publication number | OT-2026-000083453 · never reused |
|---|---|
| Internal UUID | 01a0ae97-c965-7b88-9ff0-1f637b7085ae · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:59:38.321156Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000083453 |
| Status | PUBLIC |
Content hashes
| Canonical text | 46d88023c204ec777c3f8176cfc6f3d83b3d05af4a1cc8e21723dddf3c204da9 |
|---|---|
| Markdown | 3ea2db0dc164bb6e4d08124ad6071d1a7049287f4f8f4ac96731185f5b1687de |
| Publication page | cac6468116f403d23d30736cc04546dc34ba39b5313bf21f4c358d3062798a43 |
| Manifest | ea5153aed54b42b1b49222a20cbc9ff3be886a3cf02b4778932bd686a552da7c |
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 | 3zv56/0dx3d3QoIpfHxPwDF5BUOKNjXcgj0tP6AJcakjmiCbHZ5Sz/vjEkqDIUvdWjBA5zx8V4BcYG3fLucyAg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T09:57:52.331857Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000083453observed cac6468116f403d23d30736cc04546dc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:57:52.316867Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000083453/manifest.jsonobserved ea5153aed54b42b1b49222a20cbc9ff3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:57:52.300054Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000083453/publication.mdobserved 3ea2db0dc164bb6e4d08124ad6071d1a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:57:52.282962Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000083453/publication.txtobserved 46d88023c204ec777c3f8176cfc6f3d8...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. |
|---|