Pith Number

pith:L7IUOQ55

pith:2025:L7IUOQ55IRTL2PZLDMG27NNSOR

not attested not anchored not stored refs pending

Neutron Star Radii from Laboratory Experiments

M. D. Cozma, W. Trautmann

arxiv:2505.00390 v2 · 2025-05-01 · nucl-th · astro-ph.SR · 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{L7IUOQ55IRTL2PZLDMG27NNSOR}

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	2026-07-05T11:45:34.510668Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5fd14743bd4466bd3f2b1b0dafb5b2747fec685eb2080525bddfb66a4b0590fc

Aliases

arxiv: 2505.00390 · arxiv_version: 2505.00390v2 · doi: 10.48550/arxiv.2505.00390 · pith_short_12: L7IUOQ55IRTL · pith_short_16: L7IUOQ55IRTL2PZL · pith_short_8: L7IUOQ55

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/L7IUOQ55IRTL2PZLDMG27NNSOR \
  | 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: 5fd14743bd4466bd3f2b1b0dafb5b2747fec685eb2080525bddfb66a4b0590fc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0d752fab84a8e628a77a322bf275edfb6740bab32837f4d6aae524bfa961a61d",
    "cross_cats_sorted": [
      "astro-ph.SR",
      "nucl-ex"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "nucl-th",
    "submitted_at": "2025-05-01T08:28:06Z",
    "title_canon_sha256": "85b7367e9e4f71784391ce49a4820bbd4cbef38c32e574f1ece0905d23a1d4e3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.00390",
    "kind": "arxiv",
    "version": 2
  }
}