Pith Number

pith:ILPCTLXU

pith:2025:ILPCTLXUKYIS35Y6WOSKSUMC7L

not attested not anchored not stored refs pending

Stellar population modelling of neutron stars and black holes: spatially-resolved graveyards in MaNGA/SDSS-IV galaxies

Alessandro Chieffi, Claudia Maraston, Daniel Thomas, Jianhui Lian, Justus Neumann, Lorenzo Roberti, Marco Limongi

arxiv:2505.15691 v1 · 2025-05-21 · astro-ph.GA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ILPCTLXUKYIS35Y6WOSKSUMC7L}

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	2026-07-05T11:06:49.662840Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

42de29aef456112df71eb3a4a95182faed39043be179640636d4401e6baee677

Aliases

arxiv: 2505.15691 · arxiv_version: 2505.15691v1 · doi: 10.48550/arxiv.2505.15691 · pith_short_12: ILPCTLXUKYIS · pith_short_16: ILPCTLXUKYIS35Y6 · pith_short_8: ILPCTLXU

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/ILPCTLXUKYIS35Y6WOSKSUMC7L \
  | 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: 42de29aef456112df71eb3a4a95182faed39043be179640636d4401e6baee677

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4523d08c6cb4b66a42d4fc75265e9c4447a570fe3c02c797a843d5c46ee73f4a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2025-05-21T16:05:34Z",
    "title_canon_sha256": "52434ee82e4d5e6e8ac7f7c32f654374dc90cfe402653bb7aa12d793fedf5432"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.15691",
    "kind": "arxiv",
    "version": 1
  }
}