Pith Number

pith:ER7NFZT7

pith:2017:ER7NFZT7OXHHAQYXCSIMD7TW4O

not attested not anchored not stored refs pending

The Unprecedented Properties of the First Electromagnetic Counterpart to a Gravitational Wave Source

Anthony L. Piro, Ariadna Murguia-Berthier, Armin Rest, Barry F. Madore, Benjamin J. Shappee, Carlos Contreras, C\'esar Rojas-Bravo, Charles D. Kilpatrick, Daniel Kasen, David A. Coulter, Enrico Ramirez-Ruiz, Joshua D. Simon, J. Xavier Prochaska, Maria R. Drout, Matthew R. Siebert, Nidia Morrell, Ryan J. Foley, Yen-Chen Pan

arxiv:1710.05440 v1 · 2017-10-16 · 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{ER7NFZT7OXHHAQYXCSIMD7TW4O}

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	2026-05-18T00:32:49.501234Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

247ed2e67f75ce7043171490c1fe76e3a6acf56c5fc31246ca53ad15c35bb4f8

Aliases

arxiv: 1710.05440 · arxiv_version: 1710.05440v1 · doi: 10.48550/arxiv.1710.05440 · pith_short_12: ER7NFZT7OXHH · pith_short_16: ER7NFZT7OXHHAQYX · pith_short_8: ER7NFZT7

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/ER7NFZT7OXHHAQYXCSIMD7TW4O \
  | 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: 247ed2e67f75ce7043171490c1fe76e3a6acf56c5fc31246ca53ad15c35bb4f8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7c9a08dcc880d3aa2423e7b93043fe06009bdc86b9fc9372ac833195724bb278",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2017-10-16T16:57:38Z",
    "title_canon_sha256": "ba5e8552566181b6cbf2f7755a0c50ef0361fec777ddc0a04aa88d035da8b998"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.05440",
    "kind": "arxiv",
    "version": 1
  }
}