Pith Number

pith:MZIZWRT4

pith:2020:MZIZWRT4ASEQDNIRBAF6K6QT54

not attested not anchored not stored refs pending

GW190426_152155: a merger of neutron star-black hole or low mass binary black holes?

Da-Ming Wei, Ming-Zhe Han, Qiang Yuan, Shao-Peng Tang, Yi-Ming Hu, Yin-Jie Li, Yi-Zhong Fan, Yuan-Zhu Wang

arxiv:2012.04978 v1 · 2020-12-09 · astro-ph.HE · hep-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MZIZWRT4ASEQDNIRBAF6K6QT54}

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	2026-07-05T01:58:17.395389Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

66519b467c048901b511080be57a13ef24a045b8eebfaf548b3bb633d0a13558

Aliases

arxiv: 2012.04978 · arxiv_version: 2012.04978v1 · doi: 10.48550/arxiv.2012.04978 · pith_short_12: MZIZWRT4ASEQ · pith_short_16: MZIZWRT4ASEQDNIR · pith_short_8: MZIZWRT4

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/MZIZWRT4ASEQDNIRBAF6K6QT54 \
  | 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: 66519b467c048901b511080be57a13ef24a045b8eebfaf548b3bb633d0a13558

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9fda6581742e7671c1046f35ffff10b660826cdccdbc6274ff1e9f14c34b2b58",
    "cross_cats_sorted": [
      "hep-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2020-12-09T11:14:09Z",
    "title_canon_sha256": "f1348729b8baa655d3d0a8a9999a9b80bff4b02a420525121456670afe0edb91"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2012.04978",
    "kind": "arxiv",
    "version": 1
  }
}