Pith Number

pith:2HZZPYOI

pith:2011:2HZZPYOIRXZIAPTBPVKLE7MNAH

not attested not anchored not stored refs pending

The evolution of white dwarfs with a varying gravitational constant

A. H. Corsico, E. Garcia-Berro, J. Isern, L. G. Althaus, P. Loren-Aguilar, S. Torres

arxiv:1101.0986 v1 · 2011-01-05 · astro-ph.SR · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2HZZPYOIRXZIAPTBPVKLE7MNAH}

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	2026-05-18T02:04:12.865095Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d1f397e1c88df2803e617d54b27d8d01f6a94921bf55929081986008806f07a2

Aliases

arxiv: 1101.0986 · arxiv_version: 1101.0986v1 · doi: 10.48550/arxiv.1101.0986 · pith_short_12: 2HZZPYOIRXZI · pith_short_16: 2HZZPYOIRXZIAPTB · pith_short_8: 2HZZPYOI

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/2HZZPYOIRXZIAPTBPVKLE7MNAH \
  | 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: d1f397e1c88df2803e617d54b27d8d01f6a94921bf55929081986008806f07a2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0f0062b33c927db69372c6acf0918cb17b43fd70d8ae1e566e1a9541cb728eaf",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2011-01-05T14:22:23Z",
    "title_canon_sha256": "0060d1fd56eb9311d1ed55cdb5035dafe5d5a3b28554e50a8576c30c43ba9d23"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1101.0986",
    "kind": "arxiv",
    "version": 1
  }
}