Pith Number

pith:TXYMHSMH

pith:2018:TXYMHSMHSKYSRAJHOS6U7JVOBE

not attested not anchored not stored refs pending

Fair redistricting is hard

Dustin G. Mixon, Richard Kueng, Soledad Villar

arxiv:1808.08905 v1 · 2018-08-27 · cs.CC · cs.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TXYMHSMHSKYSRAJHOS6U7JVOBE}

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	2026-05-18T00:07:12.881112Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9df0c3c98792b128812774bd4fa6ae090425850e0fe2a8281d07787c0635846c

Aliases

arxiv: 1808.08905 · arxiv_version: 1808.08905v1 · doi: 10.48550/arxiv.1808.08905 · pith_short_12: TXYMHSMHSKYS · pith_short_16: TXYMHSMHSKYSRAJH · pith_short_8: TXYMHSMH

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/TXYMHSMHSKYSRAJHOS6U7JVOBE \
  | 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: 9df0c3c98792b128812774bd4fa6ae090425850e0fe2a8281d07787c0635846c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "160c58a6d3fc62674e65e65d9c6b3c882ed77af79db5a6916b044891bd6cdb2f",
    "cross_cats_sorted": [
      "cs.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CC",
    "submitted_at": "2018-08-27T16:17:25Z",
    "title_canon_sha256": "7c95e7aaef247c05d639e3a274b71b3cc4594546fa234a904bee9ea30c05e2e7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.08905",
    "kind": "arxiv",
    "version": 1
  }
}