Pith Number

pith:EPGGTS2T

pith:2013:EPGGTS2TZG3GIUFNZLNNIX2EPF

not attested not anchored not stored refs pending

New evolutionary sequences for extremely low mass white dwarfs: Homogeneous mass and age determinations, and asteroseismic prospects

Alejandro H. C\'orsico, Leandro G. Althaus, Marcelo M. Miller Bertolami

arxiv:1307.1882 v1 · 2013-07-07 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EPGGTS2TZG3GIUFNZLNNIX2EPF}

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	2026-05-18T01:48:58.979321Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

23cc69cb53c9b66450adcadad45f44797fab9992195871f192b9cf570a5e1caf

Aliases

arxiv: 1307.1882 · arxiv_version: 1307.1882v1 · doi: 10.48550/arxiv.1307.1882 · pith_short_12: EPGGTS2TZG3G · pith_short_16: EPGGTS2TZG3GIUFN · pith_short_8: EPGGTS2T

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/EPGGTS2TZG3GIUFNZLNNIX2EPF \
  | 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: 23cc69cb53c9b66450adcadad45f44797fab9992195871f192b9cf570a5e1caf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1d979ebb870af71f48405f202518f92443a92eedd5b1ebf5e5b0563535f544fb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2013-07-07T16:28:34Z",
    "title_canon_sha256": "241c234cfb3357dc359e7debfb54380415ae8bb5296c940e259b0afde78f5547"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.1882",
    "kind": "arxiv",
    "version": 1
  }
}