OT-2026-000051947
Publication integrity record
Three cup vacuum gripper, three zone face, six outlet manifold, 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-2026-000051947) never changes.
Identity and time
| Publication number | OT-2026-000051947 · never reused |
|---|---|
| Internal UUID | 01a0ae83-e78d-71b6-bbc8-75b17c3a3e2d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:37:55.233643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000051947 |
| Status | PUBLIC |
Content hashes
| Canonical text | d27f284afc010e95d9fd5393e1620dd5a4204e51b1a582223b938fa1d2b1ebbd |
|---|---|
| Markdown | c174a2b138d8692718fe22589a422cf7e9a98a7ff2b58a951fd774308ba80afa |
| Publication page | c055d2278fcb762cecd00fbe2ae224c70206b11259524e171f5ac2c5e5a2a50d |
| Manifest | 023ce4f48d59ce6edfe3a89da23d45aa4966e3ce7a017f01a4eae012d6c6bdef |
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 | b89AJLGUaJWWZ1hTbYnkzLNTFR54AAxPB3Pa13O+DlpZWv4rAT3gLCAclWBWeX9SYgZEg3ekE6hgeWArb3WbBw== |
| 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
| 2026-09-17T10:57:26.379637Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051947observed c055d2278fcb762cecd00fbe2ae224c7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:26.361544Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051947/manifest.jsonobserved 023ce4f48d59ce6edfe3a89da23d45aa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:26.344751Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051947/publication.mdobserved c174a2b138d8692718fe22589a422cf7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:26.325937Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051947/publication.txtobserved d27f284afc010e95d9fd5393e1620dd5...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. |
|---|