Pith Number

pith:QWCNUCW4

pith:2019:QWCNUCW4IQ7IRHJ62RAJ7UOSB7

not attested not anchored not stored refs pending

Axion resonances in binary pulsar systems

Andrei P. Igoshev, Evgeni Grishin, Mor Rozner, Vincent Desjacques, Yonadav Barry Ginat

arxiv:1904.01958 v4 · 2019-04-02 · astro-ph.CO · astro-ph.HE · gr-qc

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QWCNUCW4IQ7IRHJ62RAJ7UOSB7}

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	2026-07-05T00:51:19.685349Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8584da0adc443e889d3ed4409fd1d20fdc3f1fddcd641d77464256f6d57aaa4d

Aliases

arxiv: 1904.01958 · arxiv_version: 1904.01958v4 · doi: 10.48550/arxiv.1904.01958 · pith_short_12: QWCNUCW4IQ7I · pith_short_16: QWCNUCW4IQ7IRHJ6 · pith_short_8: QWCNUCW4

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/QWCNUCW4IQ7IRHJ62RAJ7UOSB7 \
  | 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: 8584da0adc443e889d3ed4409fd1d20fdc3f1fddcd641d77464256f6d57aaa4d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "96eaed649a62669261e4753f75083b7bf69b884f4bbca5964d5c1e4e35ace992",
    "cross_cats_sorted": [
      "astro-ph.HE",
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2019-04-02T09:25:38Z",
    "title_canon_sha256": "396bef924be3eb140abe4b368a7ec00da48de2b1af31b9d1a8930b47f45d4f84"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.01958",
    "kind": "arxiv",
    "version": 4
  }
}