OT-2026-000013821
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, 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-2026-000013821) never changes.
Identity and time
| Publication number | OT-2026-000013821 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-8de9-7438-bab6-495d6dd94c89 · 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-2026-000013821 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5b7c59dbb983b7516aa2ccae0ab9f70b6a13b791a10765cc0ae3137142828678 |
|---|---|
| Markdown | 49e24f44852623fc26d4df1c617b0417723b17faf0e605928904da5272f8ade3 |
| Publication page | 7eeaaf1c57d6494adbd94ed5d59c1362fa22c8ff44f3ce08a94c353eb7243d77 |
| Manifest | 9590b73a90721ffe9c6f489ede6c53a1e3861a91ec97880a749f3d9b36f71a94 |
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 | jsisRJWsIRtspvqEuMpiB6KW2QxvpH6Bu6GwkcubdyaVJvuo6ajbwaCK5fJ1CUV3liuAbXxrHJmJu2W2eHACBQ== |
| 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
| 2026-09-17T12:08:55.181523Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013821observed 7eeaaf1c57d6494adbd94ed5d59c1362...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:08:55.163475Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013821/manifest.jsonobserved 9590b73a90721ffe9c6f489ede6c53a1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:08:55.144660Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013821/publication.mdobserved 49e24f44852623fc26d4df1c617b0417...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:08:55.126650Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013821/publication.txtobserved 5b7c59dbb983b7516aa2ccae0ab9f70b...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. |
|---|