Pith Number

pith:U44YU2MF

pith:2011:U44YU2MFYHMXXA5YYED2RDUQJT

not attested not anchored not stored refs pending

Valuation of Zynga

Didier Sornette, Peter Cauwels, Zal\'an Forr\'o

arxiv:1112.6024 v1 · 2011-12-27 · 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{U44YU2MFYHMXXA5YYED2RDUQJT}

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	2026-05-18T04:05:37.061621Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a7398a6985c1d97b83b8c107a88e904cd6b92a12a5b3899318fb338d99aa92bf

Aliases

arxiv: 1112.6024 · arxiv_version: 1112.6024v1 · doi: 10.48550/arxiv.1112.6024 · pith_short_12: U44YU2MFYHMX · pith_short_16: U44YU2MFYHMXXA5Y · pith_short_8: U44YU2MF

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/U44YU2MFYHMXXA5YYED2RDUQJT \
  | 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: a7398a6985c1d97b83b8c107a88e904cd6b92a12a5b3899318fb338d99aa92bf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ed4663dc2409ee8702518cb68b6742cf1a7c614cf275593482080f84196c81bd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-fin.GN",
    "submitted_at": "2011-12-27T21:22:10Z",
    "title_canon_sha256": "503fcd98f5596bbf198302114f6485191b8222373e6dff1993588badeffd1b57"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1112.6024",
    "kind": "arxiv",
    "version": 1
  }
}