Pith Number

pith:DJCJTWAU

pith:2008:DJCJTWAUJ2JPZAKWWFLW4RZF2Q

not attested not anchored not stored refs pending

A New Bijection Between Forests and Parking Functions

Heesung Shin

arxiv:0810.0427 v2 · 2008-10-02 · 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{DJCJTWAUJ2JPZAKWWFLW4RZF2Q}

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	2026-07-04T15:14:48.659971Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1a4499d8144e92fc8156b1576e4725d400f33665218af7b972d5d464f0c71a76

Aliases

arxiv: 0810.0427 · arxiv_version: 0810.0427v2 · doi: 10.48550/arxiv.0810.0427 · pith_short_12: DJCJTWAUJ2JP · pith_short_16: DJCJTWAUJ2JPZAKW · pith_short_8: DJCJTWAU

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/DJCJTWAUJ2JPZAKWWFLW4RZF2Q \
  | 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: 1a4499d8144e92fc8156b1576e4725d400f33665218af7b972d5d464f0c71a76

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "01e31d43e83e12147d5c7989b13ca5838246dc6145d8c976bdc384264f2edd29",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2008-10-02T15:55:07Z",
    "title_canon_sha256": "7a76ad88f24691a1dce0462075c460e39083fb514fc75e7be6496550435f6d59"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0810.0427",
    "kind": "arxiv",
    "version": 2
  }
}