Pith Number

pith:4TXZ2UJR

pith:1997:4TXZ2UJRFYFI5JR3DU657ZKGY4

not attested not anchored not stored refs pending

Electromagnetic Mass Difference of Heavy Mesons

G. Nardulli, M. Ladisa, P. Colangelo, T. N. Pham

arxiv:hep-ph/9709201 v2 · 1997-08-30 · hep-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4TXZ2UJRFYFI5JR3DU657ZKGY4}

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	2026-05-18T04:30:37.311811Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e4ef9d51312e0a8ea63b1d3ddfe546c72324f04ae2df6f13f2d1fc4333870732

Aliases

arxiv: hep-ph/9709201 · arxiv_version: hep-ph/9709201v2 · doi: 10.48550/arxiv.hep-ph/9709201 · pith_short_12: 4TXZ2UJRFYFI · pith_short_16: 4TXZ2UJRFYFI5JR3 · pith_short_8: 4TXZ2UJR

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/4TXZ2UJRFYFI5JR3DU657ZKGY4 \
  | 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: e4ef9d51312e0a8ea63b1d3ddfe546c72324f04ae2df6f13f2d1fc4333870732

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "21ec980ca5d223bf7349a8f0319da5f401e24b80bbe8228f94d8f91644301e3f",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-ph",
    "submitted_at": "1997-08-30T11:37:13Z",
    "title_canon_sha256": "f00ab5784bc274a4664a8ffb4c70e23105e8bb7cb7c6e93d762e0a9c54fdf7a6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-ph/9709201",
    "kind": "arxiv",
    "version": 2
  }
}