OT-2026-000056781
Publication integrity record
Three cup vacuum gripper, three outlet manifold, pump fed, manifold pressure sensor, vented 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-2026-000056781) never changes.
Identity and time
| Publication number | OT-2026-000056781 · never reused |
|---|---|
| Internal UUID | 01a0ae87-7af7-7e32-9bc2-8b05b654604a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:41:49.577818Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000056781 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1ccb98f0152a94462a7744ba35be8ba92f452f6256f1e9d6fa8a4628533709f5 |
|---|---|
| Markdown | 1ca5fbf975d2346d3b112f1ec92445a0c048ef5ae7f3e99b1e8a927989ba3ddf |
| Publication page | 501ec2c85fe937e4439a371f2e5dc2d6a7abb3b8c040ee9b9ac18090550ab548 |
| Manifest | e5b72481dacde16b1c1872fe7c0621bde4e24805a334851085674fd73baa751d |
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 | u4/EkEW1E/9TWxFbySyo4aTs5WwG+AZ+zjThc+V9ZiepVkOirizogR/PW8Nf2Nx6kOcfgddNOs+8eMzGYSj0AQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:50:15.468989Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056781observed 501ec2c85fe937e4439a371f2e5dc2d6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:50:15.447938Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056781/manifest.jsonobserved e5b72481dacde16b1c1872fe7c0621bd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:15.425050Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056781/publication.mdobserved 1ca5fbf975d2346d3b112f1ec92445a0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:15.405635Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056781/publication.txtobserved 1ccb98f0152a94462a7744ba35be8ba9...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. |
|---|