Pith Number

pith:G6KNQZFM

pith:2018:G6KNQZFMCGP2XGZ4VM64JMKUQL

not attested not anchored not stored refs pending

Driving the Beat: Time-Resolved Spectra of the White Dwarf Pulsar AR Scorpii

Colin Littlefield, Dinshaw Balsara, Mark Kennedy, Maxim Lyutikov, Paul Callanan, Peter Garnavich, Stella Kafka

arxiv:1812.02174 v2 · 2018-12-05 · 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{G6KNQZFMCGP2XGZ4VM64JMKUQL}

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	2026-05-17T23:53:23.821040Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3794d864ac119fab9b3cab3dc4b15482f9e3d1a6eaefd5d12996b684c66f618b

Aliases

arxiv: 1812.02174 · arxiv_version: 1812.02174v2 · doi: 10.48550/arxiv.1812.02174 · pith_short_12: G6KNQZFMCGP2 · pith_short_16: G6KNQZFMCGP2XGZ4 · pith_short_8: G6KNQZFM

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/G6KNQZFMCGP2XGZ4VM64JMKUQL \
  | 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: 3794d864ac119fab9b3cab3dc4b15482f9e3d1a6eaefd5d12996b684c66f618b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dd8523ce15b199c2c92d3d454c1657ec9619a44864a946523ee6cc199e960029",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-12-05T19:00:00Z",
    "title_canon_sha256": "d81df87869a83e5cc86ae1b7eb246a65e3298d6af891f9631e3a17c701447699"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.02174",
    "kind": "arxiv",
    "version": 2
  }
}