Pith Number

pith:4AQHJZ7E

pith:1999:4AQHJZ7E5RWS65JXV3T7VPNDIO

not attested not anchored not stored refs pending

Psi(2S) -> pi^+ pi^- J/psi Decay Distributions

et al. (BES Collaboration), J. Z. Bai

arxiv:hep-ex/9909038 v1 · 1999-09-23 · hep-ex

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4AQHJZ7E5RWS65JXV3T7VPNDIO}

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	2026-07-04T15:18:14.465098Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e02074e7e4ec6d2f7537aee7fabda343af36d25a656b8815f5aa4cacb2a03eaf

Aliases

arxiv: hep-ex/9909038 · arxiv_version: hep-ex/9909038v1 · doi: 10.48550/arxiv.hep-ex/9909038 · pith_short_12: 4AQHJZ7E5RWS · pith_short_16: 4AQHJZ7E5RWS65JX · pith_short_8: 4AQHJZ7E

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/4AQHJZ7E5RWS65JXV3T7VPNDIO \
  | 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: e02074e7e4ec6d2f7537aee7fabda343af36d25a656b8815f5aa4cacb2a03eaf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "425e32fa4083e7fa4ecca5acaa7c5e89668e881ff64966322319510479d5b362",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-ex",
    "submitted_at": "1999-09-23T02:08:59Z",
    "title_canon_sha256": "a19a17f8192464a6445f84bb51a0326b62606e992fcba7b1ef84debc2787790b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-ex/9909038",
    "kind": "arxiv",
    "version": 1
  }
}