# VDF reading list *Reverse chronological order. Notice the explosion of results since June 2018.* ## Constructions 2018 (30 July)—**Boneh, Bünz, Fisch** [A Survey of Two Verifiable Delay Functions](https://eprint.iacr.org/2018/712.pdf) 2018 (22 June)—**Pietrzak** [Simple Verifiable Delay Functions](https://eprint.iacr.org/2018/627.pdf) 2018 (20 June)—**Wesolowski** [Efficient Verifiable Delay Functions](https://eprint.iacr.org/2018/623.pdf) 2018 (12 June)—**Boneh, Bonneau, Bünz, Fisch** [Verifiable Delay Functions](https://eprint.iacr.org/2018/601.pdf) 2015—**Lenstra, Wesolowski** [A Random Zoo: Sloth, Unicorn, and Trx](https://eprint.iacr.org/2015/366.pdf) ## Other relevant reading 2018 (21 July)—**Buterin** [STARKs, Part 3: Into the Weeds](https://vitalik.ca/general/2018/07/21/starks_part_3.html) 2018 (9 Feb)—**Cohen, Pietrzak** [Simple Proofs of Sequential Work](https://eprint.iacr.org/2018/183.pdf) 2014—**Gnos1s** [RSA UFO](https://anoncoin.github.io/RSA_UFO/) 2013—**Mahmoody, Moran, Vadhan** [Publicly Verifiable Proofs of Sequential Work](https://eprint.iacr.org/2011/553.pdf) 2001—**Buchmann, Hamdy** [A Survey on IQ Cryptography](http://citeseerx.ist.psu.edu/viewdoc/download?doi=10.1.1.5.7192&rep=rep1&type=pdf) 2000—**Boneh, Naor** [Timed Commitments](https://pdfs.semanticscholar.org/764b/41d1cf0c2c64bec722f0afd4b0a2ce0bee27.pdf) 1999—**Sander** [Efficient Accumulators without Trapdoor Extended Abstract](http://citeseerx.ist.psu.edu/viewdoc/download?doi=10.1.1.28.4015&rep=rep1&type=pdf) 1996—**Rivest, Shamir, Wagner** [Time-lock Puzzles and Timed-release Crypto](https://people.csail.mit.edu/rivest/pubs/RSW96.pdf) ## Randomness beacons 2018 (26 September)—**Drake** [Minimal VDF Randomness Beacon](https://ethresear.ch/t/minimal-vdf-randomness-beacon/3566) 2018 (16 July)—**Drake** [VDF-based RNG with Linear Lookahead](https://ethresear.ch/t/vdf-based-rng-with-linear-lookahead/2573) 2018 (8 June)—**Jensen, Kristensen, Michno** [Developing a Trustworthy Randomness Beacon for the Public](https://projekter.aau.dk/projekter/files/281196661/main.pdf) 2017—**Bünz, Goldfeder, Bonneau** [Proofs-of-delay and Randomness Beacons in Ethereum](http://www.jbonneau.com/doc/BGB17-IEEESB-proof_of_delay_ethereum.pdf) 2016—**Darknet** [RANDAO: A DAO Working as RNG of Ethereum](https://steemit.com/ethereum/@darknet/randao-1-0-is-here-or-a-dao-working-as-rng-of-ethereum) 1998—**Goldschlag, Stubblebine** [Publicly Veriable Lotteries: Applications of Delaying Functions](http://citeseerx.ist.psu.edu/viewdoc/download?doi=10.1.1.53.284&rep=rep1&type=pdf) ## Proofs of space/replication 2018 (August)—**Fisch, Bonneau, Greco, Benet** [Scaling Proof-of-Replication for Filecoin Mining](https://web.stanford.edu/~bfisch/porep_short.pdf) 2018 (24 July)—**Fisch** [Tight Proofs of Space and Replication](https://eprint.iacr.org/2018/702.pdf) 2018 (16 July)—**Cecchetti, Miers, Juels** [PIEs: Public Incompressible Encodings for Decentralized Storage](https://eprint.iacr.org/2018/684.pdf) 2018 (14 July)—**Fisch** [PoReps: Proofs of Space on Useful Data](https://eprint.iacr.org/2018/678) 2018 (17 Feb)—**Pietrzak** [Proofs of Catalytic Space](https://eprint.iacr.org/2018/194.pdf) 2017—**Benet, Dalrymple, Greco** [Proof of Replication](https://filecoin.io/proof-of-replication.pdf) 2017—**Cohen** [Proofs of Space and Time](https://cyber.stanford.edu/sites/default/files/bramcohen.pdf) 2014—**Lerner** [Proof of Unique Blockchain Storage](https://bitslog.wordpress.com/2014/11/03/proof-of-local-blockchain-storage/) 2013—**Dziembowski, Faust, Kolmogorow, Pietrzak** [Proofs of Space](https://eprint.iacr.org/2013/796.pdf) ## Videos 2018—**Justin Drake** [Ethereum 2.0 randomness](https://youtube.com/watch?v=zqL_cMlPjOI) 2018—**Ben Fisch** [Verifiable Delay Functions: Applications and Candidate Constructions](https://www.youtube.com/watch?v=qUoagL7OZ1k) 2017—**Benedikt Bünz** [Proofs-of-Delay and Randomness Beacons in Ethereum]( https://www.youtube.com/watch?v=kK4qN2K44Ms&t=918s) 2017—**Joseph Bonneau** [Verifiable Lotteries](https://www.youtube.com/watch?v=1jVPVPxwFWo)