OT-2026-000019769
Publication integrity record
Three cup vacuum gripper, three outlet manifold, pump fed, supply line pressure sensor, 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-2026-000019769) never changes.
Identity and time
| Publication number | OT-2026-000019769 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-1fb4-7850-b819-db55fc08f8a5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:13.354643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019769 |
| Status | PUBLIC |
Content hashes
| Canonical text | d93ca5212b00b4816d6bf91405f1cd01506c431adb352c88afcc6742eb4c5b89 |
|---|---|
| Markdown | 43a2c18881d2d82a0e5164dc3e7a24216e1b63beb5144db9be6eb1dbaeea076c |
| Publication page | 39b168bb3b4a99d8e1381df97e4333aeb87e73edf6405f07205e07737e1a7108 |
| Manifest | ad7ad4147ed7af15d10f19ec966f1f9459df209abd1ac7ef50ab130d1cf41bba |
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 | ma5hz8yCebaNcxPqgGmIF+8PLZ/1nYRvn3pEojxpVgksrVMX/Z4Iq88zElTpf9faPTMSNI0OflOWGhvFtzOkCA== |
| 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
| 2026-09-17T11:57:56.487507Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019769observed 39b168bb3b4a99d8e1381df97e4333ae...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:57:56.465534Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019769/manifest.jsonobserved ad7ad4147ed7af15d10f19ec966f1f94...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:56.437384Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019769/publication.mdobserved 43a2c18881d2d82a0e5164dc3e7a2421...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:56.417271Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019769/publication.txtobserved d93ca5212b00b4816d6bf91405f1cd01...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. |
|---|