Pith Number

pith:6FVUYKFD

pith:2015:6FVUYKFDDUSJKKEYOS4QXTJXLT

not attested not anchored not stored refs pending

On graphs decomposable into induced matchings of linear sizes

Benny Sudakov, Hao Huang, Jacob Fox

arxiv:1512.07852 v1 · 2015-12-24 · 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{6FVUYKFDDUSJKKEYOS4QXTJXLT}

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	2026-05-18T01:23:47.647031Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f16b4c28a31d2495289874b90bcd375ceddad2781a0f879536eff2d359399a89

Aliases

arxiv: 1512.07852 · arxiv_version: 1512.07852v1 · doi: 10.48550/arxiv.1512.07852 · pith_short_12: 6FVUYKFDDUSJ · pith_short_16: 6FVUYKFDDUSJKKEY · pith_short_8: 6FVUYKFD

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/6FVUYKFDDUSJKKEYOS4QXTJXLT \
  | 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: f16b4c28a31d2495289874b90bcd375ceddad2781a0f879536eff2d359399a89

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cf3578bb7b532f0a12087517a965d63ff1f8dac24ee3eaede3ad5ac71c8162e0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2015-12-24T16:27:55Z",
    "title_canon_sha256": "fee5dea631cc5f997cea8f5f7dd400492ae0239b887d21004af5e76a72ff9d80"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.07852",
    "kind": "arxiv",
    "version": 1
  }
}