Pith Number

pith:JEPXBNA4

pith:2020:JEPXBNA47HO3TPNMG57KPUN4GQ

not attested not anchored not stored refs pending

Discovery of a Sirius-like binary system with a very strongly magnetic white dwarf. Binarity among magnetic white dwarfs

J.D. Landstreet, S. Bagnulo

arxiv:2001.07659 v1 · 2020-01-21 · 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{JEPXBNA47HO3TPNMG57KPUN4GQ}

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	2026-07-05T00:40:09.408257Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

491f70b41cf9ddb9bdac377ea7d1bc34328364b9e073dbea63b405cf386db658

Aliases

arxiv: 2001.07659 · arxiv_version: 2001.07659v1 · doi: 10.48550/arxiv.2001.07659 · pith_short_12: JEPXBNA47HO3 · pith_short_16: JEPXBNA47HO3TPNM · pith_short_8: JEPXBNA4

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/JEPXBNA47HO3TPNMG57KPUN4GQ \
  | 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: 491f70b41cf9ddb9bdac377ea7d1bc34328364b9e073dbea63b405cf386db658

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1bc029f82b392a01982ab5bd7a67617e4f3d49833c397f6d7bc2fe6330078814",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2020-01-21T17:20:01Z",
    "title_canon_sha256": "b9810e9b07363162ce064dada33e786b8783547b7f3a8798516b2e5c95e7ee55"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2001.07659",
    "kind": "arxiv",
    "version": 1
  }
}