Pith Number

pith:CU7SCM6R

pith:1994:CU7SCM6RNW5LEQEU46PCLUZJ3V

not attested not anchored not stored refs pending

A gauge invariant unitary theory for pion photoproduction

C. H. M. van Antwerpen, I. R. Afnan

arxiv:nucl-th/9407038 v1 · 1994-07-25 · 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{CU7SCM6RNW5LEQEU46PCLUZJ3V}

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.

Cited by

1 paper in Pith

Theory of resonances

Receipt and verification

First computed	2026-07-04T15:50:59.907442Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

153f2133d16dbab24094e79e25d329dd5458411754784e18d2a1dd767dd9efc9

Aliases

arxiv: nucl-th/9407038 · arxiv_version: nucl-th/9407038v1 · doi: 10.48550/arxiv.nucl-th/9407038 · pith_short_12: CU7SCM6RNW5L · pith_short_16: CU7SCM6RNW5LEQEU · pith_short_8: CU7SCM6R

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/CU7SCM6RNW5LEQEU46PCLUZJ3V \
  | 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: 153f2133d16dbab24094e79e25d329dd5458411754784e18d2a1dd767dd9efc9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "850b1319a0786d47b212646d04f4fda71a7a5aaa4724ed0a0d43243c48fddf12",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "nucl-th",
    "submitted_at": "1994-07-25T01:28:26Z",
    "title_canon_sha256": "d197b3b514c747ce2f8bbb79bf0de6dc8e1fad74a32fa9b11fb7e437577508ba"
  },
  "schema_version": "1.0",
  "source": {
    "id": "nucl-th/9407038",
    "kind": "arxiv",
    "version": 1
  }
}