Pith Number

pith:QFXN563E

pith:2002:QFXN563ESSFMPJYUTWKS7MKXHT

not attested not anchored not stored refs pending

The two pion decay of the Roper resonance

E. Hern\'andez, E. Oset, M.J. Vicente Vacas

arxiv:nucl-th/0209009 v2 · 2002-09-03 · 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{QFXN563ESSFMPJYUTWKS7MKXHT}

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	2026-05-18T01:05:19.649950Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

816edefb64948ac7a7149d952fb1573cceaabb10020be8bd911dc2659180ae6b

Aliases

arxiv: nucl-th/0209009 · arxiv_version: nucl-th/0209009v2 · doi: 10.48550/arxiv.nucl-th/0209009 · pith_short_12: QFXN563ESSFM · pith_short_16: QFXN563ESSFMPJYU · pith_short_8: QFXN563E

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/QFXN563ESSFMPJYUTWKS7MKXHT \
  | 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: 816edefb64948ac7a7149d952fb1573cceaabb10020be8bd911dc2659180ae6b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "12d93a12a88e58c3d503d4ab9cdd3bb89d1891ed06232d05eb0aa48bda66317c",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "nucl-th",
    "submitted_at": "2002-09-03T11:56:58Z",
    "title_canon_sha256": "3ce8e2629ee55d02da92b023f41ce1309e4377c981e15f6e22aafb76097088bc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "nucl-th/0209009",
    "kind": "arxiv",
    "version": 2
  }
}