# The Intrade archive: record of edition 3

Intrade's contract list, daily summaries and trade files, observed from 7 November 2002 to 10 March 2013, as Panos Ipeirotis of New York University's Stern School of Business collected them in 2013 and deposited them on Zenodo on 28 October 2026.

- Cite the data as the keeper's deposit: Panos Ipeirotis, Intrade Historical Archive, dataset, Zenodo, 28 October 2026, https://doi.org/10.5281/zenodo.23740923.
- This record lists the six files of that deposit with a SHA-256 and an MD5 for each. Four are copied here byte for byte under files/. The two archives, 33.5 MB and 46.7 MB, are served from the deposit.
- Check a download: put the files in one folder with SHA256SUMS and run `sha256sum -c SHA256SUMS`.
- Rights: the keeper gave Vultax Research written permission on 28 October 2026 to use and re-host the data and the repository, to "use the data and repository as you wish" in his words. His RIGHTS.md leaves the reuse terms of the historical Intrade files unspecified for everyone else. His tools are under the MIT licence, which covers his code only.
- The reading edition: https://vultax.com/research/intrade-historical-archive. The record page: https://vultax.com/archive/intrade.
- Corrections to this record: research@vultax.com. Corrections to the archive itself: the keeper, through https://github.com/ipeirotis/Intrade-Archive.