Pith Number

pith:PQLQFXJX

pith:2021:PQLQFXJXLUYPWZPESZXD4AOG2R

not attested not anchored not stored refs pending

Algorithm Design: A Fairness-Accuracy Frontier

Annie Liang, Jay Lu, Kyohei Okumura, Xiaosheng Mu

arxiv:2112.09975 v5 · 2021-12-18 · econ.TH

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PQLQFXJXLUYPWZPESZXD4AOG2R}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-07-05T08:17:07.851659Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7c1702dd375d30fb65e4966e3e01c6d44f51eb0c42559bd6fa8ffe8bcbb1d27c

Aliases

arxiv: 2112.09975 · arxiv_version: 2112.09975v5 · doi: 10.48550/arxiv.2112.09975 · pith_short_12: PQLQFXJXLUYP · pith_short_16: PQLQFXJXLUYPWZPE · pith_short_8: PQLQFXJX

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/PQLQFXJXLUYPWZPESZXD4AOG2R \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 7c1702dd375d30fb65e4966e3e01c6d44f51eb0c42559bd6fa8ffe8bcbb1d27c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e9d6f9591b46727c598dad9229de9184ab5fb75f2b94a224c23cf495ce725e77",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "econ.TH",
    "submitted_at": "2021-12-18T17:43:41Z",
    "title_canon_sha256": "115044741007e02a1dd437bb5a16bdd8937edb1a17220b51a224063c281acedc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2112.09975",
    "kind": "arxiv",
    "version": 5
  }
}