Pith Number

pith:PSBQ2RYE

pith:2011:PSBQ2RYENJJHYDU3OWQ4RFD6ZZ

not attested not anchored not stored refs pending

Historical risk measures on stock market indices and energy markets

Wayne Tarrant

arxiv:1111.4421 v1 · 2011-11-18 · 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{PSBQ2RYENJJHYDU3OWQ4RFD6ZZ}

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	2026-05-18T04:08:04.439840Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7c830d47046a527c0e9b75a1c8947ece763320b3df3446164c262c3022e11a44

Aliases

arxiv: 1111.4421 · arxiv_version: 1111.4421v1 · doi: 10.48550/arxiv.1111.4421 · pith_short_12: PSBQ2RYENJJH · pith_short_16: PSBQ2RYENJJHYDU3 · pith_short_8: PSBQ2RYE

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/PSBQ2RYENJJHYDU3OWQ4RFD6ZZ \
  | 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: 7c830d47046a527c0e9b75a1c8947ece763320b3df3446164c262c3022e11a44

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "586ecdff6016984d9e681667aee0122825403433ab4090ddc880ae8edf66152d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-fin.RM",
    "submitted_at": "2011-11-18T16:46:09Z",
    "title_canon_sha256": "3201e29c6ba06cff9b4a58bba3546bd3add41af5e6ecdc2996e6ffc444207016"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1111.4421",
    "kind": "arxiv",
    "version": 1
  }
}