Pith Number

pith:NF4YN75V

pith:2012:NF4YN75VGMPMS4Q2DC2H56RSMC

not attested not anchored not stored refs pending

Food for fuel: The price of ethanol

Dominic K. Albino, Karla Z. Bertrand, Yaneer Bar-Yam

arxiv:1210.6080 v1 · 2012-10-22 · q-fin.GN · physics.soc-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NF4YN75VGMPMS4Q2DC2H56RSMC}

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	2026-05-18T03:42:33.347486Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

697986ffb5331ec9721a18b47efa3260a6572b213f789831147d4c80921664f7

Aliases

arxiv: 1210.6080 · arxiv_version: 1210.6080v1 · doi: 10.48550/arxiv.1210.6080 · pith_short_12: NF4YN75VGMPM · pith_short_16: NF4YN75VGMPMS4Q2 · pith_short_8: NF4YN75V

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/NF4YN75VGMPMS4Q2DC2H56RSMC \
  | 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: 697986ffb5331ec9721a18b47efa3260a6572b213f789831147d4c80921664f7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cbd4335275ccffe26061c114fa18ab8290958c9f20e37187ed4c2069cbda50a7",
    "cross_cats_sorted": [
      "physics.soc-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-fin.GN",
    "submitted_at": "2012-10-22T22:46:59Z",
    "title_canon_sha256": "a8d0bbcdf4102e5aa23caa2090845e67c86868253cce404a5e05e12f8c3e5de0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.6080",
    "kind": "arxiv",
    "version": 1
  }
}