Pith Number

pith:IPAQ3GSO

pith:2012:IPAQ3GSOPI3NYQC3INQY7RD4E4

not attested not anchored not stored refs pending

Mathematical Definition, Mapping, and Detection of (Anti)Fragility

Nassim N. Taleb, Raphael Douady

arxiv:1208.1189 v1 · 2012-08-06 · q-fin.RM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IPAQ3GSOPI3NYQC3INQY7RD4E4}

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	2026-05-18T03:49:20.403200Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

43c10d9a4e7a36dc405b43618fc47c27072c9bd0eeecd217e289cac34eb354b6

Aliases

arxiv: 1208.1189 · arxiv_version: 1208.1189v1 · doi: 10.48550/arxiv.1208.1189 · pith_short_12: IPAQ3GSOPI3N · pith_short_16: IPAQ3GSOPI3NYQC3 · pith_short_8: IPAQ3GSO

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/IPAQ3GSOPI3NYQC3INQY7RD4E4 \
  | 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: 43c10d9a4e7a36dc405b43618fc47c27072c9bd0eeecd217e289cac34eb354b6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "316c695162f37b6480073694709a49b9926b6fe800a13d3d457d45276a372a9e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-fin.RM",
    "submitted_at": "2012-08-06T15:22:00Z",
    "title_canon_sha256": "01d4c1bafcb1f19d52389f7fed4301c73da27c9a068e917e51b1ca5e9dca87a4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1208.1189",
    "kind": "arxiv",
    "version": 1
  }
}