Pith Number

pith:OONCGRQ4

pith:1995:OONCGRQ4JMTEAPUBMJ5N6XCWVP

not attested not anchored not stored refs pending

Photo- and electroproduction of the eta and eta-prime mesons

J.-F. Zhang, M. Benmerrouche, Nimai C. Mukhopadhyay

arxiv:hep-ph/9507435 v2 · 1995-07-27 · hep-ph · nucl-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OONCGRQ4JMTEAPUBMJ5N6XCWVP}

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	2026-05-18T04:23:55.136279Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

739a23461c4b26403e81627adf5c56abeb30589d8125b4ca6c1ee395e7f00502

Aliases

arxiv: hep-ph/9507435 · arxiv_version: hep-ph/9507435v2 · doi: 10.48550/arxiv.hep-ph/9507435 · pith_short_12: OONCGRQ4JMTE · pith_short_16: OONCGRQ4JMTEAPUB · pith_short_8: OONCGRQ4

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/OONCGRQ4JMTEAPUBMJ5N6XCWVP \
  | 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: 739a23461c4b26403e81627adf5c56abeb30589d8125b4ca6c1ee395e7f00502

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c5a67854f56c8b6dc96a252392e8e3c59bdacde4ef1bb6c4f3df5def1d5907f8",
    "cross_cats_sorted": [
      "nucl-th"
    ],
    "license": "",
    "primary_cat": "hep-ph",
    "submitted_at": "1995-07-27T14:31:25Z",
    "title_canon_sha256": "210063eb7d3f381d4712f9f4dbd1b854b655efc1ff2e458c4c98f1ccd8a6751d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-ph/9507435",
    "kind": "arxiv",
    "version": 2
  }
}