npm publish, then tarball is 404

gistfile1.txt

sam@samtu:~/w/sn/slc (release/2.0.0 % u=) % npm publish        
npm http PUT https://registry.npmjs.org/strong-slc
npm http 201 https://registry.npmjs.org/strong-slc
npm http GET https://registry.npmjs.org/strong-slc
npm http 200 https://registry.npmjs.org/strong-slc
npm http PUT https://registry.npmjs.org/strong-slc/-/strong-slc-2.0.0.tgz/-rev/1-3087bd76554a3769731e0808c6daec05
npm http 201 https://registry.npmjs.org/strong-slc/-/strong-slc-2.0.0.tgz/-rev/1-3087bd76554a3769731e0808c6daec05
npm http PUT https://registry.npmjs.org/strong-slc/2.0.0/-tag/latest
npm http 201 https://registry.npmjs.org/strong-slc/2.0.0/-tag/latest
+ strong-slc@2.0.0

..

npm show strong-slc
....

 dist:
   { shasum: '27098019b79d4ddc9ec83ced5aed2bcc75461f0c',
     tarball: 'http://registry.npmjs.org/strong-slc/-/strong-slc-2.0.0.tgz',
     noattachment: true },
  directories: {} }

sam@samtu:~/w/sn/slc (release/2.0.0 % u=) % wget http://registry.npmjs.org/strong-slc/-/strong-slc-2.0.0.tgz
--2013-11-18 11:47:47--  http://registry.npmjs.org/strong-slc/-/strong-slc-2.0.0.tgz
Resolving registry.npmjs.org (registry.npmjs.org)... 67.228.31.146, 67.228.31.147
Connecting to registry.npmjs.org (registry.npmjs.org)|67.228.31.146|:80... connected.
HTTP request sent, awaiting response... 404 Object Not Found
2013-11-18 11:47:47 ERROR 404: Object Not Found.


...

sam@samtu:~/w/sn/slc (release/2.0.0 % u=) % npm install -g strong-slc
npm http GET https://registry.npmjs.org/strong-slc
npm http 200 https://registry.npmjs.org/strong-slc
npm http GET https://registry.npmjs.org/strong-slc/-/strong-slc-2.0.0.tgz
npm http 404 https://registry.npmjs.org/strong-slc/-/strong-slc-2.0.0.tgz
npm ERR! fetch failed https://registry.npmjs.org/strong-slc/-/strong-slc-2.0.0.tgz
npm ERR! Error: 404 Not Found