Pith Number

pith:PL3BD4RL

pith:2013:PL3BD4RLA4VBS2ERRCCRMR23DH

not attested not anchored not stored refs pending

Unbalanced Allocations

Amanda Redlich

arxiv:1401.0223 v1 · 2013-12-31 · cs.DM · 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{PL3BD4RLA4VBS2ERRCCRMR23DH}

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	2026-05-18T03:03:23.730562Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7af611f22b072a196891888516475b19ffe88951496d76c8287eba3ddd316a7f

Aliases

arxiv: 1401.0223 · arxiv_version: 1401.0223v1 · doi: 10.48550/arxiv.1401.0223 · pith_short_12: PL3BD4RLA4VB · pith_short_16: PL3BD4RLA4VBS2ER · pith_short_8: PL3BD4RL

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/PL3BD4RLA4VBS2ERRCCRMR23DH \
  | 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: 7af611f22b072a196891888516475b19ffe88951496d76c8287eba3ddd316a7f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7ac4f92a4211f0ca0b982a2f2e481fdd9ef3dac35f48f9081725a92655003cf6",
    "cross_cats_sorted": [
      "math.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DM",
    "submitted_at": "2013-12-31T21:53:14Z",
    "title_canon_sha256": "0ace7552c7d61054e8efbbea78da9e350a16ecc5cd3c470a1e9601d6d48507f2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.0223",
    "kind": "arxiv",
    "version": 1
  }
}