Pith Number

pith:ABIEGMYE

pith:2012:ABIEGMYENB22K6MG3RIVRBPQR5

not attested not anchored not stored refs pending

Implied Filtering Densities on Volatility's Hidden State

Andrew Papanicolaou, Carlos Fuertes

arxiv:1203.6631 v5 · 2012-03-29 · q-fin.PR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ABIEGMYENB22K6MG3RIVRBPQR5}

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	2026-05-18T00:49:35.464496Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

00504333046875a57986dc515885f08f68e64025c32da9a2c4ff407e66a8b705

Aliases

arxiv: 1203.6631 · arxiv_version: 1203.6631v5 · doi: 10.48550/arxiv.1203.6631 · pith_short_12: ABIEGMYENB22 · pith_short_16: ABIEGMYENB22K6MG · pith_short_8: ABIEGMYE

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/ABIEGMYENB22K6MG3RIVRBPQR5 \
  | 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: 00504333046875a57986dc515885f08f68e64025c32da9a2c4ff407e66a8b705

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0dcdfb00035f474c8d39654ad8fb49c4508b2e9ecb79ac05df69eee2c07d0c1f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-fin.PR",
    "submitted_at": "2012-03-29T19:11:05Z",
    "title_canon_sha256": "4b553d8a6d50d2efb116527996180384606a34aee383a40665dad5b95c7e7d0b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1203.6631",
    "kind": "arxiv",
    "version": 5
  }
}