OT-2026-000047771
Publication integrity record
Two cup vacuum gripper, two zone face, common isolation valve, plant vacuum fed, pressure sensor per zone, 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-2026-000047771) never changes.
Identity and time
| Publication number | OT-2026-000047771 · never reused |
|---|---|
| Internal UUID | 01a0ae7f-c420-7334-a509-6f5c426f39ae · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:33:24.028554Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000047771 |
| Status | PUBLIC |
Content hashes
| Canonical text | 688f1325eded54939179e6815c159a73ac0866f22e022df7ec9ee0bf32fbcc91 |
|---|---|
| Markdown | 2ea68c348de78cc23c1c02e20ca667687e30f9ab3cc8f937ce123e201f7af421 |
| Publication page | a9bbf813d66ff7318c5de20e45fcc4385c71c049cdb8ade7a37b79cc2e8916af |
| Manifest | b68e740b9b75ae5cdb14a10cc23a5feb5a6bab5362eda0f936c29a1fa51471c0 |
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 | b+Hev7vKrjmJffpv/LdSv8VSQMqlqKB0a5NdfAcCbHYoBwCcCqjqMbEULBQ7st5USbGEKlRG8nr3LhzLESs4DQ== |
| 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
| 2026-09-17T11:05:39.778482Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047771observed a9bbf813d66ff7318c5de20e45fcc438...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:05:39.760461Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047771/manifest.jsonobserved b68e740b9b75ae5cdb14a10cc23a5feb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:05:39.742215Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047771/publication.mdobserved 2ea68c348de78cc23c1c02e20ca66768...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:05:39.691028Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047771/publication.txtobserved 688f1325eded54939179e6815c159a73...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. |
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