Pith Number

pith:4U33JPQV

pith:2013:4U33JPQVNLFMI4BZZSQQXMYIZG

not attested not anchored not stored refs pending

Anisotropic mass ejection from black hole-neutron star binaries: Diversity of electromagnetic counterparts

Koutarou Kyutoku, Kunihito Ioka, Masaru Shibata

arxiv:1305.6309 v2 · 2013-05-27 · 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{4U33JPQVNLFMI4BZZSQQXMYIZG}

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	2026-05-18T00:27:22.795710Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e537b4be156acac47039cca10bb308c9a9c3ed0f34006cf1bf06ebf979436bbf

Aliases

arxiv: 1305.6309 · arxiv_version: 1305.6309v2 · doi: 10.48550/arxiv.1305.6309 · pith_short_12: 4U33JPQVNLFM · pith_short_16: 4U33JPQVNLFMI4BZ · pith_short_8: 4U33JPQV

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/4U33JPQVNLFMI4BZZSQQXMYIZG \
  | 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: e537b4be156acac47039cca10bb308c9a9c3ed0f34006cf1bf06ebf979436bbf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "098c9b6f3c1e29d46ad957113e9599d270a7058d6111ad07b4c41174c248916b",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2013-05-27T20:00:00Z",
    "title_canon_sha256": "921f94c284019c0e63aaf4c4f64173cdd2ef4659b6d420974d9835fd80f923f2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.6309",
    "kind": "arxiv",
    "version": 2
  }
}