Pith Number

pith:ECZDSD4T

pith:2019:ECZDSD4T7RPF7FSWUONWSDB7AI

not attested not anchored not stored refs pending

Tetraquark-adequate formulation of QCD sum rules

Dmitri Melikhov, Hagop Sazdjian, Wolfgang Lucha

arxiv:1901.03881 v2 · 2019-01-12 · hep-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ECZDSD4T7RPF7FSWUONWSDB7AI}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-17T23:40:33.674240Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

20b2390f93fc5e5f9656a39b690c3f023019195259cdbcda544143b0c34edf63

Aliases

arxiv: 1901.03881 · arxiv_version: 1901.03881v2 · doi: 10.48550/arxiv.1901.03881 · pith_short_12: ECZDSD4T7RPF · pith_short_16: ECZDSD4T7RPF7FSW · pith_short_8: ECZDSD4T

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/ECZDSD4T7RPF7FSWUONWSDB7AI \
  | 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: 20b2390f93fc5e5f9656a39b690c3f023019195259cdbcda544143b0c34edf63

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9766fad167c3405b1f74407ef6de1223318d81b2db8141f224b777eab8257658",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-ph",
    "submitted_at": "2019-01-12T17:00:10Z",
    "title_canon_sha256": "c0b3a62d3f97f9547ce20f5c3954cb135cd5a75ee169e7227cb7da9f0aa8abfa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.03881",
    "kind": "arxiv",
    "version": 2
  }
}