Pith Number

pith:TKA4IO3X

pith:2018:TKA4IO3XQKBF2YOTRDJIVS3FVM

not attested not anchored not stored refs pending

Doubly hidden-charm/bottom $QQ\bar Q\bar Q$ tetraquark states

Hua-Xing Chen, Shi-Lin Zhu, T. G. Steele, Wei Chen, Xiang Liu

arxiv:1803.02522 v2 · 2018-03-07 · 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{TKA4IO3XQKBF2YOTRDJIVS3FVM}

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	2026-05-18T00:07:10.512607Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9a81c43b7782825d61d388d28acb65ab1890e1ee77d2a37bb79692726cdb53d7

Aliases

arxiv: 1803.02522 · arxiv_version: 1803.02522v2 · doi: 10.48550/arxiv.1803.02522 · pith_short_12: TKA4IO3XQKBF · pith_short_16: TKA4IO3XQKBF2YOT · pith_short_8: TKA4IO3X

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/TKA4IO3XQKBF2YOTRDJIVS3FVM \
  | 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: 9a81c43b7782825d61d388d28acb65ab1890e1ee77d2a37bb79692726cdb53d7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ef4c69a75e65f1864197a3f7e425e7dc328b2ea8ad6cd9d26e4e225cffaf4e4c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-ph",
    "submitted_at": "2018-03-07T04:56:52Z",
    "title_canon_sha256": "f69935036320d864e0e3ae3d43ca08a24cf6e574c0ac0798095b8621bd62baf2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.02522",
    "kind": "arxiv",
    "version": 2
  }
}