Pith Number

pith:N7XKPKPJ

pith:2002:N7XKPKPJPJ65VFFNMGCCMYXAZC

not attested not anchored not stored refs pending

The F/D Ratio and Meson-Baryon Couplings from QCD Sum Rules

(2) Yonsei Univ. (3) Kokugakuin Univ.), Hungchong Kim (2), Makoto Oka (1) ((1) Tokyo Inst. Tech, Takumi Doi (1), Yoshihiko Kondo (3)

arxiv:hep-ph/0212043 v1 · 2002-12-03 · hep-ph · nucl-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{N7XKPKPJPJ65VFFNMGCCMYXAZC}

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	2026-07-04T16:34:28.821193Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6feea7a9e97a7dda94ad61842662e0c8a1bd28a3e3dfa95e7a7ba8418bcad236

Aliases

arxiv: hep-ph/0212043 · arxiv_version: hep-ph/0212043v1 · doi: 10.48550/arxiv.hep-ph/0212043 · pith_short_12: N7XKPKPJPJ65 · pith_short_16: N7XKPKPJPJ65VFFN · pith_short_8: N7XKPKPJ

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/N7XKPKPJPJ65VFFNMGCCMYXAZC \
  | 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: 6feea7a9e97a7dda94ad61842662e0c8a1bd28a3e3dfa95e7a7ba8418bcad236

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1ee41f4955ce9a11080174eaad85a3701fba542ecf23b8f0ca6f6d10abd268d2",
    "cross_cats_sorted": [
      "nucl-th"
    ],
    "license": "",
    "primary_cat": "hep-ph",
    "submitted_at": "2002-12-03T12:46:37Z",
    "title_canon_sha256": "24b58d40cb050dd36dd9a87d8ff36db5f5de5e0ce8122cae9bfa153480336c5f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-ph/0212043",
    "kind": "arxiv",
    "version": 1
  }
}