Pith Number

pith:FPAINZQA

pith:2003:FPAINZQA3WMVLGM2WKGMIWZRKP

not attested not anchored not stored refs pending

Dynamic study on fusion reactions for $^{40,48}$Ca+$^{90,96}$Zr around Coulomb barrier

Ning Wang, Xizhen Wu, Zhuxia Li

arxiv:nucl-th/0301027 v1 · 2003-01-09 · 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{FPAINZQA3WMVLGM2WKGMIWZRKP}

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	2026-05-18T04:17:26.540111Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2bc086e600dd9955999ab28cc45b3153c791fee634024fa34dc80e74eedabf6e

Aliases

arxiv: nucl-th/0301027 · arxiv_version: nucl-th/0301027v1 · doi: 10.48550/arxiv.nucl-th/0301027 · pith_short_12: FPAINZQA3WMV · pith_short_16: FPAINZQA3WMVLGM2 · pith_short_8: FPAINZQA

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/FPAINZQA3WMVLGM2WKGMIWZRKP \
  | 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: 2bc086e600dd9955999ab28cc45b3153c791fee634024fa34dc80e74eedabf6e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4ee0cc70f6272249de4f741e82fe27f6ac05551906dd9cbd1e17db17dc2c0b07",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "nucl-th",
    "submitted_at": "2003-01-09T09:00:06Z",
    "title_canon_sha256": "c3fd418d36e93e31240a9a7bcbea8824b317160b6aac916376f08f1f151c9947"
  },
  "schema_version": "1.0",
  "source": {
    "id": "nucl-th/0301027",
    "kind": "arxiv",
    "version": 1
  }
}