Pith Number

pith:QIGAJWS7

pith:2019:QIGAJWS77OWU3JNSUM47WI65VX

not attested not anchored not stored refs pending

Fully-heavy tetraquarks: $bb\bar{c}\bar{c}$ and $bc\bar{b}\bar{c}$

Xiaoyun Chen

arxiv:1908.08811 v2 · 2019-08-22 · 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{QIGAJWS77OWU3JNSUM47WI65VX}

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	2026-07-05T00:20:18.850392Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

820c04da5ffbad4da5b2a339fb23ddadd919f7869096daaff2a71cea71edaf0b

Aliases

arxiv: 1908.08811 · arxiv_version: 1908.08811v2 · doi: 10.48550/arxiv.1908.08811 · pith_short_12: QIGAJWS77OWU · pith_short_16: QIGAJWS77OWU3JNS · pith_short_8: QIGAJWS7

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/QIGAJWS77OWU3JNSUM47WI65VX \
  | 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: 820c04da5ffbad4da5b2a339fb23ddadd919f7869096daaff2a71cea71edaf0b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "85800b8ebe9e50f4e19cb6f9458edf63f24f6914b7e11271fd196c17b5016be3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-ph",
    "submitted_at": "2019-08-22T11:46:18Z",
    "title_canon_sha256": "bf9c07747efc675beadf31a1cd8bf9800242f1ce29991f17e0445ce8c4d4978e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.08811",
    "kind": "arxiv",
    "version": 2
  }
}