Pith Number

pith:5DYIYNJO

pith:2014:5DYIYNJOISMMGAE2NGBDF2QP3R

not attested not anchored not stored refs pending

Parking functions on toppling matrices

Jun Ma, Yeong-Nan Yeh

arxiv:1407.1955 v1 · 2014-07-08 · 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{5DYIYNJOISMMGAE2NGBDF2QP3R}

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	2026-05-18T02:48:08.797536Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e8f08c352e4498c3009a698232ea0fdc6de5ddc7dc04d3501ab3b866996d3a30

Aliases

arxiv: 1407.1955 · arxiv_version: 1407.1955v1 · doi: 10.48550/arxiv.1407.1955 · pith_short_12: 5DYIYNJOISMM · pith_short_16: 5DYIYNJOISMMGAE2 · pith_short_8: 5DYIYNJO

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/5DYIYNJOISMMGAE2NGBDF2QP3R \
  | 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: e8f08c352e4498c3009a698232ea0fdc6de5ddc7dc04d3501ab3b866996d3a30

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "91625c52370cda6cc685d48d17adc367bcb69320c12d93f043ee19800c0371d7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2014-07-08T05:42:12Z",
    "title_canon_sha256": "d0b840f508d41d701ac08302e82133b46ea2d0be0a14f6806814a8332dfaee5f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.1955",
    "kind": "arxiv",
    "version": 1
  }
}