Pith Number

pith:XZDDQMPB

pith:2010:XZDDQMPB7H4OQX3DPXA4Z4FDVP

not attested not anchored not stored refs pending

The 2^-+ assignment for the X(3872)

A.D. Polosa, C. Sabelli, F. Piccinini, T.J. Burns

arxiv:1008.0018 v2 · 2010-07-30 · 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{XZDDQMPB7H4OQX3DPXA4Z4FDVP}

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	2026-05-18T02:33:08.589014Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

be463831e1f9f8e85f637dc1ccf0a3abd9430aa452554a5c3d405a742610059b

Aliases

arxiv: 1008.0018 · arxiv_version: 1008.0018v2 · doi: 10.48550/arxiv.1008.0018 · pith_short_12: XZDDQMPB7H4O · pith_short_16: XZDDQMPB7H4OQX3D · pith_short_8: XZDDQMPB

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/XZDDQMPB7H4OQX3DPXA4Z4FDVP \
  | 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: be463831e1f9f8e85f637dc1ccf0a3abd9430aa452554a5c3d405a742610059b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "31a415d68f634613fd927c23675b314dfbfcdfae64bdde0d72a4fda20a87674d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-ph",
    "submitted_at": "2010-07-30T21:22:48Z",
    "title_canon_sha256": "49a87362845449c8699e158a529b02d4405becb35301d0636fce7e4850b56b69"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1008.0018",
    "kind": "arxiv",
    "version": 2
  }
}