OT-2026-000056136
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, two stage ejector, sustained blow-off after set-down
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-2026-000056136) never changes.
Identity and time
| Publication number | OT-2026-000056136 · never reused |
|---|---|
| Internal UUID | 01a0ae87-0a4b-75e2-bd36-35adb61d0a0b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:41:20.734835Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000056136 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4bccd8d1103e986903391903e225d4cec7cdd77645e6f413ce8199e22e8115b0 |
|---|---|
| Markdown | 1d9d28bf091b19858216e2efe5b710270a595bd4bf85cbcbbca0b9f7fb72b967 |
| Publication page | 33d65d0fd694bafe667eeadedfd525f986e78e03337b5ff4032a58dd03491dd5 |
| Manifest | b2612a293b163fdbf78673a3e422712f633248fb077274755610799acacb7f4d |
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 | uS4Lb6T6PuKS4zYLGjLyoA+mZdxlVHlLhFl93PgbB2tGlGavg+MYvFV8Nmb2XpRbv5vAEWLWA7nooy6G3J9ABg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:51:41.133964Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056136observed 33d65d0fd694bafe667eeadedfd525f9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:51:41.115153Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056136/manifest.jsonobserved b2612a293b163fdbf78673a3e422712f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:41.095755Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056136/publication.mdobserved 1d9d28bf091b19858216e2efe5b71027...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:41.074477Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056136/publication.txtobserved 4bccd8d1103e986903391903e225d4ce...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. |
|---|