Pith Number

pith:SJRYG54R

pith:2007:SJRYG54RFHEK7HX2VVVHBTJ222

not attested not anchored not stored refs pending

Extended Cluster Model for Light, and Medium Nuclei

D. Ursescu, M. Tomaselli, S. Fritzsche, T. K\"uhl

arxiv:0707.1212 v2 · 2007-07-09 · 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{SJRYG54RFHEK7HX2VVVHBTJ222}

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	2026-05-18T00:37:39.144735Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

926383779129c8af9efaad6a70cd3ad69915dfdb7d1cdc41bea7a805bf43fa77

Aliases

arxiv: 0707.1212 · arxiv_version: 0707.1212v2 · doi: 10.48550/arxiv.0707.1212 · pith_short_12: SJRYG54RFHEK · pith_short_16: SJRYG54RFHEK7HX2 · pith_short_8: SJRYG54R

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/SJRYG54RFHEK7HX2VVVHBTJ222 \
  | 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: 926383779129c8af9efaad6a70cd3ad69915dfdb7d1cdc41bea7a805bf43fa77

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3caa6cee475afe9914917a1ef31e993591920ebb0de725e7594813ea4296db2e",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "nucl-th",
    "submitted_at": "2007-07-09T09:40:12Z",
    "title_canon_sha256": "765465a63943b72ac468b3008706131b1b5fc3d176ae816512b28d265566c7e9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0707.1212",
    "kind": "arxiv",
    "version": 2
  }
}