Pith Number

pith:TW76PZTF

pith:2013:TW76PZTFG5NCM2ILW33L626L43

not attested not anchored not stored refs pending

South African Riots: Repercussion of the Global Food Crisis and US Drought

Marco Lagi, Yaneer Bar-Yam, Yavni Bar-Yam

arxiv:1307.5268 v1 · 2013-07-19 · physics.soc-ph · q-fin.GN

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TW76PZTFG5NCM2ILW33L626L43}

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	2026-05-18T03:18:05.277232Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9dbfe7e665375a26690bb6f6bf6bcbe6f855703bef51ed6d5fdb85f5726a2776

Aliases

arxiv: 1307.5268 · arxiv_version: 1307.5268v1 · doi: 10.48550/arxiv.1307.5268 · pith_short_12: TW76PZTFG5NC · pith_short_16: TW76PZTFG5NCM2IL · pith_short_8: TW76PZTF

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/TW76PZTFG5NCM2ILW33L626L43 \
  | 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: 9dbfe7e665375a26690bb6f6bf6bcbe6f855703bef51ed6d5fdb85f5726a2776

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "44e8b552774428350759bbef584add4b808856b4b9d5fe01f6e7230a320fdf31",
    "cross_cats_sorted": [
      "q-fin.GN"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2013-07-19T16:08:17Z",
    "title_canon_sha256": "aaa2f1a47ca24a418ab1bd078b71d05d88a2108de48c3f9c4f7ce3b5bf14b403"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.5268",
    "kind": "arxiv",
    "version": 1
  }
}