OT-2026-000013780
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, pulsed blow-off before 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-2026-000013780) never changes.
Identity and time
| Publication number | OT-2026-000013780 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-8de9-72a3-b2cd-5d5fffd68804 · 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-2026-000013780 |
| Status | PUBLIC |
Content hashes
| Canonical text | a1b76961c8bac7a8658d4c79c930537e7833edebec70b4d14d78df4bf1d34f5f |
|---|---|
| Markdown | ca6609606fcbd3fcd7f1872a04b7f7db7dc0db2e61f8e10c8bd93630d3767f50 |
| Publication page | 4441a7dc2d865ab44f9f6a28c914b0ef4e27a7114d6c9d8e14676f5a9a62c62e |
| Manifest | 8787653471faabe15196d6f928dcf87888b980947305324a2b4d904ccd2ff149 |
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 | Vx+M/lDfxblIeqiFLlMEdnxXYBPU/5gVb8+wl6pJpVrtxJLozAR/7WqOHQNpWCy4wmvLGfSloTeGeMzKzCIVAQ== |
| 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
| 2026-09-17T12:08:51.863702Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013780observed 4441a7dc2d865ab44f9f6a28c914b0ef...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:08:51.845438Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013780/manifest.jsonobserved 8787653471faabe15196d6f928dcf878...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:08:51.824994Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013780/publication.mdobserved ca6609606fcbd3fcd7f1872a04b7f7db...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:08:51.805132Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013780/publication.txtobserved a1b76961c8bac7a8658d4c79c930537e...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. |
|---|