Pith Number

pith:3F2PUEX4

pith:2013:3F2PUEX4UCNLJRDE2B46M3U6RH

not attested not anchored not stored refs pending

Energy, entropy, and arbitrage

Soumik Pal, Ting-Kam Leonard Wong

arxiv:1308.5376 v2 · 2013-08-25 · q-fin.PM · math.PR

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3F2PUEX4UCNLJRDE2B46M3U6RH}

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	2026-05-18T01:23:30.016812Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d974fa12fca09ab4c464d079e66e9e89c4603962c709fcacd5e0c99c4dc927c4

Aliases

arxiv: 1308.5376 · arxiv_version: 1308.5376v2 · doi: 10.48550/arxiv.1308.5376 · pith_short_12: 3F2PUEX4UCNL · pith_short_16: 3F2PUEX4UCNLJRDE · pith_short_8: 3F2PUEX4

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/3F2PUEX4UCNLJRDE2B46M3U6RH \
  | 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: d974fa12fca09ab4c464d079e66e9e89c4603962c709fcacd5e0c99c4dc927c4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "668b51dac478bd877f6668ddc17ea92e8fae70712a36401be863a44b3e245a29",
    "cross_cats_sorted": [
      "math.PR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-fin.PM",
    "submitted_at": "2013-08-25T05:07:57Z",
    "title_canon_sha256": "ea42cd1e4b84ed49f127fae045843f48d0953fbc9ac344c2d7c80866ff6c0799"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1308.5376",
    "kind": "arxiv",
    "version": 2
  }
}