Pith Number

pith:3EJAOWSB

pith:2010:3EJAOWSBXIGQLLDWQ3E74NEO36

not attested not anchored not stored refs pending

Old White Dwarf Stars with Some Hydrogen -- Cooling Curves

Brad M. S. Hansen, Eugene Y. Chen

arxiv:1010.3376 v1 · 2010-10-16 · 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{3EJAOWSBXIGQLLDWQ3E74NEO36}

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	2026-05-18T04:39:09.293766Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d912075a41ba0d05ac7686c9fe348edf8ef5c2689844a0d6c861e5997a284096

Aliases

arxiv: 1010.3376 · arxiv_version: 1010.3376v1 · doi: 10.48550/arxiv.1010.3376 · pith_short_12: 3EJAOWSBXIGQ · pith_short_16: 3EJAOWSBXIGQLLDW · pith_short_8: 3EJAOWSB

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/3EJAOWSBXIGQLLDWQ3E74NEO36 \
  | 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: d912075a41ba0d05ac7686c9fe348edf8ef5c2689844a0d6c861e5997a284096

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9a22e9d2c64204a8877b1d4649fbaac8f85b814d19a388bdcd3d179aab0f2232",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2010-10-16T20:13:06Z",
    "title_canon_sha256": "c4c228a33dd6dad4d57f4a23f70ca1cb71e854fc121a0c01a815317e7ffa1dd8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1010.3376",
    "kind": "arxiv",
    "version": 1
  }
}