Pith Number

pith:ZWO5HER7

pith:2020:ZWO5HER7YVY2ANSMB3Y2I7BKTQ

not attested not anchored not stored refs pending

Single magnetic white dwarfs with Balmer emission lines: A small class with consistent physical characteristics as possible signposts for close-in planetary companions

Anna F. Pala, Boris T. Gaensicke, Keith Inight, Matthias R. Schreiber, Nicola P. Gentile Fusillo, Pablo Rodriguez-Gil, Pier-Emmanuel Tremblay

arxiv:2009.11925 v1 · 2020-09-24 · 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{ZWO5HER7YVY2ANSMB3Y2I7BKTQ}

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	2026-07-05T01:40:46.229029Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cd9dd3923fc571a0364c0ef1a47c2a9c21b6c73b78c0104ab2e0fb77169c163b

Aliases

arxiv: 2009.11925 · arxiv_version: 2009.11925v1 · doi: 10.48550/arxiv.2009.11925 · pith_short_12: ZWO5HER7YVY2 · pith_short_16: ZWO5HER7YVY2ANSM · pith_short_8: ZWO5HER7

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/ZWO5HER7YVY2ANSMB3Y2I7BKTQ \
  | 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: cd9dd3923fc571a0364c0ef1a47c2a9c21b6c73b78c0104ab2e0fb77169c163b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0182259531cb4e4af108e7e4774b2b7ca918f9a2b4fd7719b52eb7f872fbdb4a",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2020-09-24T19:44:14Z",
    "title_canon_sha256": "0b649e4e37dc113071fe8b8a03f00e603e2573eac0da06fa81212936b7dd0c0c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2009.11925",
    "kind": "arxiv",
    "version": 1
  }
}