Pith Number

pith:YQZYZDUI

pith:2021:YQZYZDUIKWOPPTJZU5EMWXTGYT

not attested not anchored not stored refs pending

$^{22}$Ne Phase Separation As A Solution To The Ultramassive White Dwarf Cooling Anomaly

Didier Saumon, Jerome Daligault, Simon Blouin

arxiv:2103.12892 v1 · 2021-03-23 · astro-ph.SR · physics.plasm-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YQZYZDUIKWOPPTJZU5EMWXTGYT}

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	2026-07-05T02:33:31.521309Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c4338c8e88559cf7cd39a748cb5e66c4fff6f8ede29893e208564f7ac2537166

Aliases

arxiv: 2103.12892 · arxiv_version: 2103.12892v1 · doi: 10.48550/arxiv.2103.12892 · pith_short_12: YQZYZDUIKWOP · pith_short_16: YQZYZDUIKWOPPTJZ · pith_short_8: YQZYZDUI

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/YQZYZDUIKWOPPTJZU5EMWXTGYT \
  | 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: c4338c8e88559cf7cd39a748cb5e66c4fff6f8ede29893e208564f7ac2537166

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9894786c39f893671a423b5c1922c2a2ef1d67ddb782b481a6f4290652c2f6ef",
    "cross_cats_sorted": [
      "physics.plasm-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2021-03-23T23:44:18Z",
    "title_canon_sha256": "c87a5058a069ddf39db58441e765dbfae3645bc5ee2bab0ec4c60f9ba749474f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2103.12892",
    "kind": "arxiv",
    "version": 1
  }
}