Pith Number

pith:URGRJ2QI

pith:2003:URGRJ2QIW3BOQUREG4TRYQKAUC

not attested not anchored not stored refs pending

On the linear term in the nuclear symmetry energy

Kai Neerg{\aa}rd

arxiv:nucl-th/0304060 v3 · 2003-04-17 · 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{URGRJ2QIW3BOQUREG4TRYQKAUC}

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	2026-05-18T01:38:14.299229Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a44d14ea08b6c2e8522437271c4140a099d941e957e942742cedcbbfc2ce0517

Aliases

arxiv: nucl-th/0304060 · arxiv_version: nucl-th/0304060v3 · doi: 10.48550/arxiv.nucl-th/0304060 · pith_short_12: URGRJ2QIW3BO · pith_short_16: URGRJ2QIW3BOQURE · pith_short_8: URGRJ2QI

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/URGRJ2QIW3BOQUREG4TRYQKAUC \
  | 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: a44d14ea08b6c2e8522437271c4140a099d941e957e942742cedcbbfc2ce0517

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "74b21284228724923fe128e6f73168c46b044de47259ff69d825fca29ad1ec3c",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "nucl-th",
    "submitted_at": "2003-04-17T18:48:19Z",
    "title_canon_sha256": "c6e88f242650759ddb28afa857b3a55762a6b9b4ec2c393e7a6ea44d4b8eb5c5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "nucl-th/0304060",
    "kind": "arxiv",
    "version": 3
  }
}