OT-2026-000013772
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, 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-2026-000013772) never changes.
Identity and time
| Publication number | OT-2026-000013772 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-8de9-7014-b6b7-a800ee8e55cf · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:30.489074Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000013772 |
| Status | PUBLIC |
Content hashes
| Canonical text | 81ed129c5b50adaebb0835e68cffcd206a83975db644989e6949199568da50d1 |
|---|---|
| Markdown | 7257fcb722b7f964514af165f66a8075210e0cfec5636cd820533d8bd9fea587 |
| Publication page | 3fe1497e38c9a4f3ed0b8ad20d81459a4846830593c211a17fb65cc43b8510e8 |
| Manifest | f3a72032c2c41c75af6239ecebd57b4f3e66e470930ba95bc6c18af0f451290a |
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 | zsFAH3hYtZdMYc3WZ0nljwq9fCG5Fy5VI0tz+hJyy5TpCokOqZtfhw3Kp8ttRCExsXaU9pX5CIfG2NgqIz38Cw== |
| 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
| 2026-09-17T12:08:51.181781Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013772observed 3fe1497e38c9a4f3ed0b8ad20d81459a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:08:51.162726Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013772/manifest.jsonobserved f3a72032c2c41c75af6239ecebd57b4f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:08:51.118030Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013772/publication.mdobserved 7257fcb722b7f964514af165f66a8075...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:08:51.069609Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013772/publication.txtobserved 81ed129c5b50adaebb0835e68cffcd20...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. |
|---|