Pith Number

pith:QP32NYHC

pith:2001:QP32NYHC3ZDMOAX247G3CKH4XI

not attested not anchored not stored refs pending

Search for the rare decay K+ -> pi+ gamma

E787 collaboration

arxiv:hep-ex/0108006 v2 · 2001-08-02 · 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{QP32NYHC3ZDMOAX247G3CKH4XI}

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	2026-05-18T03:47:32.977431Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

83f7a6e0e2de46c702fae7cdb128fcba2cc9015978349fd07254b42c937a3428

Aliases

arxiv: hep-ex/0108006 · arxiv_version: hep-ex/0108006v2 · doi: 10.48550/arxiv.hep-ex/0108006 · pith_short_12: QP32NYHC3ZDM · pith_short_16: QP32NYHC3ZDMOAX2 · pith_short_8: QP32NYHC

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/QP32NYHC3ZDMOAX247G3CKH4XI \
  | 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: 83f7a6e0e2de46c702fae7cdb128fcba2cc9015978349fd07254b42c937a3428

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e33cbac6fb4711fee5ad0eec119cd64e0f606aa45cd51ee07da90b15ba1dbf09",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-ex",
    "submitted_at": "2001-08-02T01:25:40Z",
    "title_canon_sha256": "643c7f52043e969a2ec410b24ed857ee1cd8c2eec60fc867f7be465ce352a33c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-ex/0108006",
    "kind": "arxiv",
    "version": 2
  }
}