Pith Number

pith:WHU4JLJF

pith:2018:WHU4JLJFLIOUMHPUGONGR67AWS

not attested not anchored not stored refs pending

Prediction of the second peak in the afterglow of GW170817

Adithan Kathirgamaraju, Dimitrios Giannios, Maxim Lyutikov, Maxim V. Barkov, Yonggang Luo

arxiv:1805.08338 v1 · 2018-05-22 · 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{WHU4JLJFLIOUMHPUGONGR67AWS}

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	2026-05-18T00:15:26.866078Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b1e9c4ad255a1d461df4339a68fbe0b4ba7e8d424ff47a1c7822556813245fdd

Aliases

arxiv: 1805.08338 · arxiv_version: 1805.08338v1 · doi: 10.48550/arxiv.1805.08338 · pith_short_12: WHU4JLJFLIOU · pith_short_16: WHU4JLJFLIOUMHPU · pith_short_8: WHU4JLJF

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/WHU4JLJFLIOUMHPUGONGR67AWS \
  | 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: b1e9c4ad255a1d461df4339a68fbe0b4ba7e8d424ff47a1c7822556813245fdd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3fc4d232f65bec395044a62de179f8a2bd801e4221087181ab36b26c19e8309c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2018-05-22T00:55:28Z",
    "title_canon_sha256": "16bdf67c191ae0c0954b922c85145b58cd8c43261dd651019d836141cf368ece"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.08338",
    "kind": "arxiv",
    "version": 1
  }
}