Pith Number

pith:2OMNT42O

pith:2021:2OMNT42OEJS3ZGMFSXBACB2CZ6

not attested not anchored not stored refs pending

A kilonova from an ultra-quick merger of a neutron star binary

Da-Ming Wei, Hao Zhou, Lei Lei, Neng-Hui Liao, Paolo D'Avanzo, Stefano Covino, Xiang Li, Yi-Zhong Fan, Zhi-Ping Jin

arxiv:2109.07694 v1 · 2021-09-16 · 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{2OMNT42OEJS3ZGMFSXBACB2CZ6}

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	2026-07-05T03:15:00.003096Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d398d9f34e2265bc998595c2010742cfb60ef0a468c878abc640d4d25a15db4d

Aliases

arxiv: 2109.07694 · arxiv_version: 2109.07694v1 · doi: 10.48550/arxiv.2109.07694 · pith_short_12: 2OMNT42OEJS3 · pith_short_16: 2OMNT42OEJS3ZGMF · pith_short_8: 2OMNT42O

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/2OMNT42OEJS3ZGMFSXBACB2CZ6 \
  | 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: d398d9f34e2265bc998595c2010742cfb60ef0a468c878abc640d4d25a15db4d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a4f29c79915b4030395d2e219d02c03e68a935226a8d8115b576f79ba80ada10",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2021-09-16T03:32:38Z",
    "title_canon_sha256": "b36d2a70e00cad43262e9b0d51bab770f68d4b61f21de6be121be877fa341dc9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.07694",
    "kind": "arxiv",
    "version": 1
  }
}