OT-2026-000056833
Publication integrity record
Four cup vacuum gripper, four outlet manifold, two stage ejector, manifold pressure sensor, vented 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-2026-000056833) never changes.
Identity and time
| Publication number | OT-2026-000056833 · never reused |
|---|---|
| Internal UUID | 01a0ae87-7af8-7701-8553-f884e4945047 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:41:49.577818Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000056833 |
| Status | PUBLIC |
Content hashes
| Canonical text | f72eb13aaf51e901df4ce731ddb04844b7c627f528667c040c151c08cc687418 |
|---|---|
| Markdown | d7afce8e96faed6a9073dd4d809781d04ec9dc241279f2651fd40146b803818e |
| Publication page | fbae6bb1e313b9a06591b788a83a6a95e78db561221d4fea63418b6926175e43 |
| Manifest | b57f0d91bf6fa086f07cc36e285b0d81d3d749c0119addf953786d4df373fc60 |
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 | V4h78hMwsK7e7uhvPsmZc1B8AVLdM4AvZ2OTdb2yi/cHLYWvdJSqk3jdfT3v4/l9b/3wsWu5iwGuJIvESpaDDA== |
| 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
| 2026-09-17T10:50:19.653551Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056833observed fbae6bb1e313b9a06591b788a83a6a95...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:50:19.634474Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056833/manifest.jsonobserved b57f0d91bf6fa086f07cc36e285b0d81...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:19.616549Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056833/publication.mdobserved d7afce8e96faed6a9073dd4d809781d0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:19.599483Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056833/publication.txtobserved f72eb13aaf51e901df4ce731ddb04844...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. |
|---|