Pith Number

pith:BBW53JQB

pith:2014:BBW53JQBN4P6LCKO25RWS7AZXS

not attested not anchored not stored refs pending

h-Polynomials of Reduction Trees

Karola M\'esz\'aros

arxiv:1407.2684 v2 · 2014-07-10 · 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{BBW53JQBN4P6LCKO25RWS7AZXS}

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	2026-05-18T02:27:07.861884Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

086ddda6016f1fe5894ed763697c19bcac0f63dc4d0c1b77d2baa3634da607b9

Aliases

arxiv: 1407.2684 · arxiv_version: 1407.2684v2 · doi: 10.48550/arxiv.1407.2684 · pith_short_12: BBW53JQBN4P6 · pith_short_16: BBW53JQBN4P6LCKO · pith_short_8: BBW53JQB

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/BBW53JQBN4P6LCKO25RWS7AZXS \
  | 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: 086ddda6016f1fe5894ed763697c19bcac0f63dc4d0c1b77d2baa3634da607b9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "231a702a9976c8647237edf9dec4925e523c1dbfd7eafb52f42e721459c47c21",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2014-07-10T04:12:40Z",
    "title_canon_sha256": "c842df450e17cd4f61ef0e5348ae7eb2d6313c1f8360e006b9ff597f56a880cc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.2684",
    "kind": "arxiv",
    "version": 2
  }
}