Pith Number

pith:2M7RFW44

pith:2021:2M7RFW44777DNMP4DSTSGEESY6

not attested not anchored not stored refs pending

Highly sensitive search for magnetic fields in white dwarfs using broad-band circular polarimetry

Andrei V. Berdyugin, John D. Landstreet, Stefano Bagnulo, Svetlana V. Berdyugina, Vilppu Piirola

arxiv:2111.11174 v1 · 2021-11-22 · 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{2M7RFW44777DNMP4DSTSGEESY6}

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	2026-07-05T03:49:25.925914Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d33f12db9cfffe36b1fc1ca7231092c78e141881a2185daa63490fd089de0c88

Aliases

arxiv: 2111.11174 · arxiv_version: 2111.11174v1 · doi: 10.48550/arxiv.2111.11174 · pith_short_12: 2M7RFW44777D · pith_short_16: 2M7RFW44777DNMP4 · pith_short_8: 2M7RFW44

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/2M7RFW44777DNMP4DSTSGEESY6 \
  | 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: d33f12db9cfffe36b1fc1ca7231092c78e141881a2185daa63490fd089de0c88

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "45091d587bde69d202ef74883b1173b5da3dad7d5e39202fa04d4c2bfba92468",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2021-11-22T13:13:22Z",
    "title_canon_sha256": "530c93e568509f64f63b6f65822e70bb59a6adc792dac9daf0023aeb0fb53043"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2111.11174",
    "kind": "arxiv",
    "version": 1
  }
}