Pith Number

pith:NXF7DQ5N

pith:1995:NXF7DQ5NY5AZU77GF2IVUZ3JCZ

not attested not anchored not stored refs pending

Calculation of the anomalous $\gamma \pi ^* \to \pi \pi $ form factor

C. D. Roberts, R. Alkofer

arxiv:hep-ph/9510284 v1 · 1995-10-12 · 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{NXF7DQ5NY5AZU77GF2IVUZ3JCZ}

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	2026-07-04T15:27:21.471529Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6dcbf1c3adc7419a7fe62e915a67691652ea9fb88b6ddbf65acf4f97420c5879

Aliases

arxiv: hep-ph/9510284 · arxiv_version: hep-ph/9510284v1 · doi: 10.48550/arxiv.hep-ph/9510284 · pith_short_12: NXF7DQ5NY5AZ · pith_short_16: NXF7DQ5NY5AZU77G · pith_short_8: NXF7DQ5N

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/NXF7DQ5NY5AZU77GF2IVUZ3JCZ \
  | 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: 6dcbf1c3adc7419a7fe62e915a67691652ea9fb88b6ddbf65acf4f97420c5879

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "495b169a23b5fc52109bd2157b27893443fb2f6b2842b5bb959896ffc0005feb",
    "cross_cats_sorted": [
      "nucl-th"
    ],
    "license": "",
    "primary_cat": "hep-ph",
    "submitted_at": "1995-10-12T23:12:35Z",
    "title_canon_sha256": "2a7941365b190981c0883f51e2991d1cc560e9f9844105cfe617625814fe961d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-ph/9510284",
    "kind": "arxiv",
    "version": 1
  }
}