Pith Number

pith:6BDEBYOL

pith:2019:6BDEBYOLDRMDIJHPOAIB3FWU5H

not attested not anchored not stored refs pending

$X(3872)$ as a four-quark state in a Dyson-Schwinger/Bethe-Salpeter approach

Christian S. Fischer, Gernot Eichmann, Paul C. Wallbott

arxiv:1905.02615 v2 · 2019-05-07 · hep-ph · hep-lat

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6BDEBYOLDRMDIJHPOAIB3FWU5H}

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	2026-07-04T23:51:42.402687Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f04640e1cb1c583424ef70101d96d4e9c1f11f2399e88e11f310385b371ec47f

Aliases

arxiv: 1905.02615 · arxiv_version: 1905.02615v2 · doi: 10.48550/arxiv.1905.02615 · pith_short_12: 6BDEBYOLDRMD · pith_short_16: 6BDEBYOLDRMDIJHP · pith_short_8: 6BDEBYOL

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/6BDEBYOLDRMDIJHPOAIB3FWU5H \
  | 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: f04640e1cb1c583424ef70101d96d4e9c1f11f2399e88e11f310385b371ec47f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "640ad8a4c321e600fe9f35053900289f1713d14ad7b5a90857616d9bfebe4c64",
    "cross_cats_sorted": [
      "hep-lat"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-ph",
    "submitted_at": "2019-05-07T14:38:38Z",
    "title_canon_sha256": "c5d38cc7d0da45106c54584b0564e16af76ff6c526bdfe9d0f781a9ec24b4eac"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.02615",
    "kind": "arxiv",
    "version": 2
  }
}