OT-2026-000031439
Publication integrity record
Two bellows cup vacuum gripper, two zone face, four outlet manifold, three 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-2026-000031439) never changes.
Identity and time
| Publication number | OT-2026-000031439 · never reused |
|---|---|
| Internal UUID | 01a0ae74-87ad-704f-ae54-2bf5e566c9e9 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:07.653052Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031439 |
| Status | PUBLIC |
Content hashes
| Canonical text | c11c1db91ff87cdde9af16b9a71e6d6824baf3cc6958836a61bfe45a149760bf |
|---|---|
| Markdown | 8f2de1e4f77dc76bcb74e27cc5aee32a79934a5fb4fb8a90547d91bef3fde6d6 |
| Publication page | de9e4d209233f14ff183de5892f68548ddc80d8388f2672dd51a92b2b10d29f6 |
| Manifest | cfd9708ad36b8f1cc7d9ae998567f24c177c25cf40b04b5194a1c7aa1ace0fef |
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 | W01cj2qi2q0x8D4oumVnE1ycKGJF79n+NC+jkB1WaJ9BiPXgV04JjPf3RE03vFm8QZIrtm9hLe5G+rtZFJYxDA== |
| 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
| 2026-09-17T11:36:09.711281Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031439observed de9e4d209233f14ff183de5892f68548...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:36:09.693684Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031439/manifest.jsonobserved cfd9708ad36b8f1cc7d9ae998567f24c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:09.675129Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031439/publication.mdobserved 8f2de1e4f77dc76bcb74e27cc5aee32a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:09.657777Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031439/publication.txtobserved c11c1db91ff87cdde9af16b9a71e6d68...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. |
|---|