Pith Number

pith:QXXZXXLP

pith:2009:QXXZXXLPF3V3OLO6PGRNOTYEZH

not attested not anchored not stored refs pending

Semileptonic charm decays $D \to \pi l \nu_{\l}$ and $D \to K l \nu_l$ from QCD Light-Cone Sum Rules

A.Khodjamirian, Ch.Klein, N.Offen, Th.Mannel

arxiv:0907.2842 v1 · 2009-07-16 · hep-ph · 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{QXXZXXLPF3V3OLO6PGRNOTYEZH}

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	2026-05-18T03:23:58.802849Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

85ef9bdd6f2eebb72dde79a2d74f04c9f74e2e3c14fdac7ff8271b81e69cd31f

Aliases

arxiv: 0907.2842 · arxiv_version: 0907.2842v1 · doi: 10.48550/arxiv.0907.2842 · pith_short_12: QXXZXXLPF3V3 · pith_short_16: QXXZXXLPF3V3OLO6 · pith_short_8: QXXZXXLP

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/QXXZXXLPF3V3OLO6PGRNOTYEZH \
  | 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: 85ef9bdd6f2eebb72dde79a2d74f04c9f74e2e3c14fdac7ff8271b81e69cd31f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5848f5f5c479e16c23024deff19585f965812bb2b05899da5aec54c256452a5f",
    "cross_cats_sorted": [
      "hep-ex"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-ph",
    "submitted_at": "2009-07-16T13:51:39Z",
    "title_canon_sha256": "5555e745369b4756785d0ea1e5ac67d8b6878842faa1b20e964594cbe7a59608"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0907.2842",
    "kind": "arxiv",
    "version": 1
  }
}