Pith Number

pith:T3BPTMFK

pith:2018:T3BPTMFKXNG72VHKWWPBZFAFKW

not attested not anchored not stored refs pending

Measuring Political Gerrymandering

Kristopher Tapp

arxiv:1801.02541 v2 · 2018-01-08 · physics.soc-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{T3BPTMFKXNG72VHKWWPBZFAFKW}

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	2026-05-18T00:22:46.057229Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9ec2f9b0aabb4dfd54eab59e1c94055594267b6469544ffc6352b149fb7daf78

Aliases

arxiv: 1801.02541 · arxiv_version: 1801.02541v2 · doi: 10.48550/arxiv.1801.02541 · pith_short_12: T3BPTMFKXNG7 · pith_short_16: T3BPTMFKXNG72VHK · pith_short_8: T3BPTMFK

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/T3BPTMFKXNG72VHKWWPBZFAFKW \
  | 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: 9ec2f9b0aabb4dfd54eab59e1c94055594267b6469544ffc6352b149fb7daf78

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0d78df1a726642d6f30d0a22d5a61c765943d59c694720b63df15ef72205df8a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2018-01-08T16:28:48Z",
    "title_canon_sha256": "19161beeb0a4817c4655254dfc00424ba957502cf716fbb3cbc39d9b396f7007"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.02541",
    "kind": "arxiv",
    "version": 2
  }
}