Pith Number

pith:2GA5UXQT

pith:2019:2GA5UXQTAKWSCUXYRV67W5ZO3Y

not attested not anchored not stored refs pending

Artificial Intelligence for Social Good

Amy Greenwald, Ann Drobnis, David C. Parkes, Fei Fang, Gregory D. Hager, Jason Schultz, Milind Tambe, Rayid Ghani, Stephen F. Smith, Suchi Saria, Terah Lyons

arxiv:1901.05406 v1 · 2019-01-16 · cs.CY

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2GA5UXQTAKWSCUXYRV67W5ZO3Y}

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	2026-05-17T23:56:10.952253Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d181da5e1302ad2152f88d7dfb772ede27c61dfad7c1d09f45bfcbda428d6b88

Aliases

arxiv: 1901.05406 · arxiv_version: 1901.05406v1 · doi: 10.48550/arxiv.1901.05406 · pith_short_12: 2GA5UXQTAKWS · pith_short_16: 2GA5UXQTAKWSCUXY · pith_short_8: 2GA5UXQT

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/2GA5UXQTAKWSCUXYRV67W5ZO3Y \
  | 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: d181da5e1302ad2152f88d7dfb772ede27c61dfad7c1d09f45bfcbda428d6b88

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "64d4da2fe8b91859ce7d8dfc78df34df7871ab72ac6663b3cf409e0e5b77a080",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CY",
    "submitted_at": "2019-01-16T17:42:43Z",
    "title_canon_sha256": "bd53a4818bf4074e1483cd98b8452877fd80870fbc870225e2e0aa1a1aa1e422"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.05406",
    "kind": "arxiv",
    "version": 1
  }
}