OT-2026-000031773
Publication integrity record
Three cup vacuum gripper, three outlet manifold, common isolation valve, pump fed, pulsed blow-off after 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-2026-000031773) never changes.
Identity and time
| Publication number | OT-2026-000031773 · never reused |
|---|---|
| Internal UUID | 01a0ae74-bad0-7f67-b21f-08f411493e40 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:20.739935Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031773 |
| Status | PUBLIC |
Content hashes
| Canonical text | fc4dd50569107e8fac1c0f5d5361866121c7a5598fbc45f8ebc9b3d932688a97 |
|---|---|
| Markdown | b9a76edd8e8a7370e37381faee6df913eb0ece9fddce1f01de34002f60a2c782 |
| Publication page | a6575826d4d4238cf07fcfdcfd6632f4c91a3c27a4e840528032fc136b1abd35 |
| Manifest | c02c211d0382b07a709a9b19c3d013b1399f30e81b3e2b859f06cd111199b51d |
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 | H2k+IUEdGeOSC0RMjiKKDTvlvOEY+Zuau07qBvyCZkEFW/wg9W/+Jj5waHmv/DbcNlA4dXKKDUFU0BL/d6QKAQ== |
| 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
| 2026-09-17T11:34:53.928596Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031773observed a6575826d4d4238cf07fcfdcfd6632f4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:34:53.911167Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031773/manifest.jsonobserved c02c211d0382b07a709a9b19c3d013b1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:34:53.895252Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031773/publication.mdobserved b9a76edd8e8a7370e37381faee6df913...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:34:53.876063Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031773/publication.txtobserved fc4dd50569107e8fac1c0f5d53618661...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. |
|---|