Pith Number

pith:BN4F7YIV

pith:2012:BN4F7YIVUTHFE7Z7LNCOGITY5H

not attested not anchored not stored refs pending

A complete understanding of Shift, Slope and Curvature for a class of yields correlation matrices

Debora Sesana, Ernesto Salinelli

arxiv:1207.3201 v2 · 2012-07-13 · math.NA · math.SP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BN4F7YIVUTHFE7Z7LNCOGITY5H}

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	2026-05-18T03:50:10.317356Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0b785fe115a4ce527f3f5b44e32278e9c90a9fa13b13448326e610c4864fc3cf

Aliases

arxiv: 1207.3201 · arxiv_version: 1207.3201v2 · doi: 10.48550/arxiv.1207.3201 · pith_short_12: BN4F7YIVUTHF · pith_short_16: BN4F7YIVUTHFE7Z7 · pith_short_8: BN4F7YIV

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/BN4F7YIVUTHFE7Z7LNCOGITY5H \
  | 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: 0b785fe115a4ce527f3f5b44e32278e9c90a9fa13b13448326e610c4864fc3cf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "75fe2fddda4ddd1617a06d853d0e062a5d69aa21c07e2cd40168b22b059bac7f",
    "cross_cats_sorted": [
      "math.SP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2012-07-13T11:15:26Z",
    "title_canon_sha256": "018f974327e06c97fa67c7fb39c5dc76aca660375e695969872877e5a7bd904e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.3201",
    "kind": "arxiv",
    "version": 2
  }
}