Pith Number

pith:SVTIEQCH

pith:2012:SVTIEQCHEIFYYVEVTZFWHNUGHK

not attested not anchored not stored refs pending

A Bijective Proof of and Identity Extending a Classic Result of Hajos

Miklos Bona

arxiv:1203.3264 v2 · 2012-03-15 · math.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SVTIEQCHEIFYYVEVTZFWHNUGHK}

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	2026-05-18T01:33:40.647752Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9566824047220b8c54959e4b63b6863a86f07c971c73df4b0f2b5231f1150804

Aliases

arxiv: 1203.3264 · arxiv_version: 1203.3264v2 · doi: 10.48550/arxiv.1203.3264 · pith_short_12: SVTIEQCHEIFY · pith_short_16: SVTIEQCHEIFYYVEV · pith_short_8: SVTIEQCH

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/SVTIEQCHEIFYYVEVTZFWHNUGHK \
  | 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: 9566824047220b8c54959e4b63b6863a86f07c971c73df4b0f2b5231f1150804

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4705f2c6e281ec001f76d817d150c96a7ae0f2b5a520790656c070c3e2ab6319",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2012-03-15T04:05:14Z",
    "title_canon_sha256": "bf9a1dc7860f3be1c6767ee8e7ca004dad9181a7bb438fd7d791ee31c9e08d70"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1203.3264",
    "kind": "arxiv",
    "version": 2
  }
}