OT-2026-000028880
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, plant vacuum fed, sustained 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-2026-000028880) never changes.
Identity and time
| Publication number | OT-2026-000028880 · never reused |
|---|---|
| Internal UUID | 01a0ae73-2a9d-726d-ae06-367a8e65eb99 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:38.288761Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028880 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4be62709c13b194fcabd223769b46292e7aeb60be936c8ea057e064ebd455446 |
|---|---|
| Markdown | 6fc29bc3d25a596cc4513d7ce4d669434618ca9e12b9c19f6373bff1a1c96927 |
| Publication page | 26d3c2f8494dd87d85d556cdd6eeedec0cc4b0527efbb9699d85b1a1120415f1 |
| Manifest | a943532c42b159792974c495a54824814c5f803585eabf2241d11e19c254a98f |
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 | DGjPLsjzv7kAaiJsqobzTak/kTfSI2Lbl3Qalb/34GKlG1Frp5nvHEojdA+QrC7DcMGNVoWahNM0Z5O5V71HDA== |
| 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
| 2026-09-17T08:20:14.447016Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028880observed 26d3c2f8494dd87d85d556cdd6eeedec...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:20:14.303880Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028880/manifest.jsonobserved a943532c42b159792974c495a5482481...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:14.285996Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028880/publication.mdobserved 6fc29bc3d25a596cc4513d7ce4d66943...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:14.266911Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028880/publication.txtobserved 4be62709c13b194fcabd223769b46292...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. |
|---|