OT-2026-000049312
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, manifold pressure sensor, pulsed blow-off after 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-2026-000049312) never changes.
Identity and time
| Publication number | OT-2026-000049312 · never reused |
|---|---|
| Internal UUID | 01a0ae81-1350-75be-9965-a780468954a0 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:34:49.967260Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000049312 |
| Status | PUBLIC |
Content hashes
| Canonical text | 677e41135b25e666ff5546d899869c71d91c4784426a6da015f09716a3d36052 |
|---|---|
| Markdown | 90b9d52ae6a6a61c848b81c36f4ae913a1b05ed970a4aa44fc2f491c27e38f46 |
| Publication page | d249c0bb9c00596f20765de2763385cd4d9f39d2f3699802faa355ece0bdcca0 |
| Manifest | a1f78a92ac19cdb2dbbbc37de36dbd3d41b9802deb6dd66714ccaaff16f32b39 |
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 | s4DznWXjTlhR4wV1oboXRkDcZzWhZALEBsxnub4sMhmsQ+PIQFam67mn1NPkp+yJhmoCZZBm4alw8MiG0ytACg== |
| 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
| 2026-09-17T11:04:10.860470Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049312observed d249c0bb9c00596f20765de2763385cd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:04:10.841657Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049312/manifest.jsonobserved a1f78a92ac19cdb2dbbbc37de36dbd3d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:04:10.820748Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049312/publication.mdobserved 90b9d52ae6a6a61c848b81c36f4ae913...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:04:10.795842Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049312/publication.txtobserved 677e41135b25e666ff5546d899869c71...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. |
|---|