Pith Number

pith:TO2HOAC4

pith:2023:TO2HOAC4QU7LVZBGOLEAVRGQVQ

not attested not anchored not stored refs pending

Carbon dredge-up required to explain the Gaia white dwarf colour-magnitude bifurcation

Antoine B\'edard, Pier-Emmanuel Tremblay, Simon Blouin

arxiv:2305.02827 v2 · 2023-05-04 · astro-ph.SR · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TO2HOAC4QU7LVZBGOLEAVRGQVQ}

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.

Cited by

1 paper in Pith

White dwarfs within 13 pc: Insights from ultraviolet spectroscopy

Receipt and verification

First computed	2026-07-05T06:15:30.446798Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9bb477005c853ebae42672c80ac4d0ac257c6f9afa6155e0c209b72cc0de1cbb

Aliases

arxiv: 2305.02827 · arxiv_version: 2305.02827v2 · doi: 10.48550/arxiv.2305.02827 · pith_short_12: TO2HOAC4QU7L · pith_short_16: TO2HOAC4QU7LVZBG · pith_short_8: TO2HOAC4

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/TO2HOAC4QU7LVZBGOLEAVRGQVQ \
  | 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: 9bb477005c853ebae42672c80ac4d0ac257c6f9afa6155e0c209b72cc0de1cbb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "40b6d31eb48b519c462400f26d25bbdfb94a39ea8a8276b5751393845d280676",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2023-05-04T13:44:52Z",
    "title_canon_sha256": "ec7f985298b27eb26d814ece0441c0077ba7aef6df3ff43bae126da4902f3d33"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2305.02827",
    "kind": "arxiv",
    "version": 2
  }
}