Pith Number

pith:URCTR4KC

pith:2009:URCTR4KCG6S4NSOY3MCNABDKKD

not attested not anchored not stored refs pending

Photoproduction of Pseudoscalar Mesons off Nuclei at Forward Angles

A. Gasparian, I. Larin, L. Gan, M. Khandaker, S. Gevorkyan

arxiv:0903.4715 v1 · 2009-03-26 · 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{URCTR4KCG6S4NSOY3MCNABDKKD}

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	2026-07-04T16:51:15.629171Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a44538f14237a5c6c9d8db04d0046a50c83880ad8be18ffa78b325a1dde79209

Aliases

arxiv: 0903.4715 · arxiv_version: 0903.4715v1 · doi: 10.48550/arxiv.0903.4715 · pith_short_12: URCTR4KCG6S4 · pith_short_16: URCTR4KCG6S4NSOY · pith_short_8: URCTR4KC

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/URCTR4KCG6S4NSOY3MCNABDKKD \
  | 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: a44538f14237a5c6c9d8db04d0046a50c83880ad8be18ffa78b325a1dde79209

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "28b2f5ff9729960fffc201ecba24fb5850a0d7350b0633e6c1924693a54b8c27",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-ph",
    "submitted_at": "2009-03-26T23:00:07Z",
    "title_canon_sha256": "7a601c225885672dd5716524897d651402ee7e8f254aa83e7eb480bfd6668690"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0903.4715",
    "kind": "arxiv",
    "version": 1
  }
}