Pith Number

pith:L7BSNQWC

pith:2020:L7BSNQWCDY7ORU3IJT3SVY23BO

not attested not anchored not stored refs pending

Measuring the masses of magnetic white dwarfs: A NuSTAR Legacy Survey

A. W. Shaw, B. W. Grefenstette, C. O. Heinke, D. J. K. Buisson, G. R. Sivakoff, J. A. Tomsick, J. Hare, J. Jiang, K. Mukai, P. Gandhi, R. M. Ludlam, V. Doroshenko, V. F. Suleimanov, V. Rana

arxiv:2008.09684 v2 · 2020-08-21 · 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{L7BSNQWCDY7ORU3IJT3SVY23BO}

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	2026-07-05T01:32:13.906555Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5fc326c2c21e3ee8d3684cf72ae35b0bb99df4ed4e6c369d3d7f3f6cf6ea1675

Aliases

arxiv: 2008.09684 · arxiv_version: 2008.09684v2 · doi: 10.48550/arxiv.2008.09684 · pith_short_12: L7BSNQWCDY7O · pith_short_16: L7BSNQWCDY7ORU3I · pith_short_8: L7BSNQWC

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/L7BSNQWCDY7ORU3IJT3SVY23BO \
  | 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: 5fc326c2c21e3ee8d3684cf72ae35b0bb99df4ed4e6c369d3d7f3f6cf6ea1675

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1613ec63bec288f359ec381c320cb5d6da38c37d1d826f43eb895b9c9cbc11e7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2020-08-21T21:17:50Z",
    "title_canon_sha256": "b122359b6e4178092f703787a54f69eeaf584455d0ebf43ec301deb00aa42551"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2008.09684",
    "kind": "arxiv",
    "version": 2
  }
}