Pith Number

pith:3FEB22KF

pith:2021:3FEB22KFI7UY7POLS5YYZW6XS6

not attested not anchored not stored refs pending

Nebular Emission from Lanthanide-rich Ejecta of Neutron Star Merger

Daiji Kato, Gediminas Gaigalas, Kenta Hotokezaka, Masaomi Tanaka

arxiv:2102.07879 v1 · 2021-02-15 · 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{3FEB22KFI7UY7POLS5YYZW6XS6}

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.

Cited by

1 paper in Pith

A magnetar formation in binary neutron star merger

Receipt and verification

First computed	2026-07-05T02:59:14.610283Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d9481d694547e98fbdcb97718cdbd7978caa9f3cc4d653a038abb2a380fe45ee

Aliases

arxiv: 2102.07879 · arxiv_version: 2102.07879v1 · doi: 10.48550/arxiv.2102.07879 · pith_short_12: 3FEB22KFI7UY · pith_short_16: 3FEB22KFI7UY7POL · pith_short_8: 3FEB22KF

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/3FEB22KFI7UY7POLS5YYZW6XS6 \
  | 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: d9481d694547e98fbdcb97718cdbd7978caa9f3cc4d653a038abb2a380fe45ee

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8c9a410a629749755448d8f75a2058d90fd1adca7ad4cdad2dfd9d5830409b63",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2021-02-15T22:41:10Z",
    "title_canon_sha256": "aff3468a2f2ace719463f1d6cebb7c0e109f112890ea966f1b7e22e87226de0b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2102.07879",
    "kind": "arxiv",
    "version": 1
  }
}