Pith Number

pith:YRN2A72M

pith:2003:YRN2A72M2ZDIASI6T52NPNLO5H

not attested not anchored not stored refs pending

Coherent pi0-photoproduction from atomic nuclei

B. Krusche, H. Stroeher, J. Ahrens, R. Beck, R.O. Owens, S. Kamalov, V. Metag

arxiv:nucl-ex/0304006 v1 · 2003-04-02 · nucl-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{YRN2A72M2ZDIASI6T52NPNLO5H}

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	2026-07-04T16:41:49.179401Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c45ba07f4cd64680491e9f74d7b56ee9d8212b81bf74f968ae4ee3a943a6a21d

Aliases

arxiv: nucl-ex/0304006 · arxiv_version: nucl-ex/0304006v1 · doi: 10.48550/arxiv.nucl-ex/0304006 · pith_short_12: YRN2A72M2ZDI · pith_short_16: YRN2A72M2ZDIASI6 · pith_short_8: YRN2A72M

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/YRN2A72M2ZDIASI6T52NPNLO5H \
  | 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: c45ba07f4cd64680491e9f74d7b56ee9d8212b81bf74f968ae4ee3a943a6a21d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ebdbbcad09cfab5b4a4a51d42dc966af8d91df27ba08679841e2faced9ce5291",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "nucl-ex",
    "submitted_at": "2003-04-02T14:33:12Z",
    "title_canon_sha256": "811574e5104f5ead59bc438f00c115cc69d6dadf3b275d5357f9eb15ae370618"
  },
  "schema_version": "1.0",
  "source": {
    "id": "nucl-ex/0304006",
    "kind": "arxiv",
    "version": 1
  }
}