Pith Number

pith:3PO6WQXS

pith:2020:3PO6WQXSGRVXEDUQJO6PUGET5K

not attested not anchored not stored refs pending

White Dwarf mass-radius relation

Federico Ambrosino

arxiv:2012.01242 v2 · 2020-12-02 · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3PO6WQXSGRVXEDUQJO6PUGET5K}

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	2026-07-05T01:56:46.183116Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dbddeb42f2346b720e904bbcfa1893ea8f5053abf01d8a555078dbb094a6c95d

Aliases

arxiv: 2012.01242 · arxiv_version: 2012.01242v2 · doi: 10.48550/arxiv.2012.01242 · pith_short_12: 3PO6WQXSGRVX · pith_short_16: 3PO6WQXSGRVXEDUQ · pith_short_8: 3PO6WQXS

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/3PO6WQXSGRVXEDUQJO6PUGET5K \
  | 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: dbddeb42f2346b720e904bbcfa1893ea8f5053abf01d8a555078dbb094a6c95d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8580f369103b314fe969b072e7b19bd5b4bfe991a8eea0c977179e48de9abb8d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2020-12-02T14:41:37Z",
    "title_canon_sha256": "56cc5fe6334eedd99ffd4895bf7682b680b8d31d188cbfeab8aca015d2fd8a50"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2012.01242",
    "kind": "arxiv",
    "version": 2
  }
}