Pith Number

pith:S3UFAYFL

pith:2025:S3UFAYFLFPXEQD4W3U62ZKTER2

not attested not anchored not stored refs pending

Handling Sparse Non-negative Data in Finance

Agostino Capponi, Zhaonan Qu

arxiv:2509.01478 v1 · 2025-09-01 · econ.EM · stat.ME

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{S3UFAYFLFPXEQD4W3U62ZKTER2}

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	2026-07-05T12:03:01.706104Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

96e85060ab2bee480f96dd3dacaa648eb8e667d416da1d7b14e7590a7929a583

Aliases

arxiv: 2509.01478 · arxiv_version: 2509.01478v1 · doi: 10.48550/arxiv.2509.01478 · pith_short_12: S3UFAYFLFPXE · pith_short_16: S3UFAYFLFPXEQD4W · pith_short_8: S3UFAYFL

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/S3UFAYFLFPXEQD4W3U62ZKTER2 \
  | 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: 96e85060ab2bee480f96dd3dacaa648eb8e667d416da1d7b14e7590a7929a583

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4c2b8bd1c969c008b859e595427f49f1a3244e74d502613efc10d582652b3988",
    "cross_cats_sorted": [
      "stat.ME"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "econ.EM",
    "submitted_at": "2025-09-01T13:46:27Z",
    "title_canon_sha256": "057a3869ea3147f345c4dce0ba6ba8c49f942df0102e51fa05e1a75795f92cfe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2509.01478",
    "kind": "arxiv",
    "version": 1
  }
}