Pith Number

pith:WRQTKR7F

pith:2017:WRQTKR7FON52EH5N7CITHI7J6Q

not attested not anchored not stored refs pending

Constraints on the ejecta of the GW170817 neutron-star merger from its electromagnetic emission

Avishay Gal-Yam (WIS), Doron Kushnir, Eli Waxman, Eran Ofek

arxiv:1711.09638 v3 · 2017-11-27 · 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{WRQTKR7FON52EH5N7CITHI7J6Q}

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	2026-05-18T00:06:05.614480Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b4613547e5737ba21fadf89133a3e9f43a86b3a3bcdde7052360aec496fa9978

Aliases

arxiv: 1711.09638 · arxiv_version: 1711.09638v3 · doi: 10.48550/arxiv.1711.09638 · pith_short_12: WRQTKR7FON52 · pith_short_16: WRQTKR7FON52EH5N · pith_short_8: WRQTKR7F

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/WRQTKR7FON52EH5N7CITHI7J6Q \
  | 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: b4613547e5737ba21fadf89133a3e9f43a86b3a3bcdde7052360aec496fa9978

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c179b9c8d0e2b87d4d4443a60c99796b9685ab5f9ff705d3f3bf48c4a1f3d88f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2017-11-27T12:04:47Z",
    "title_canon_sha256": "ed4cc9cb48b26e954c626834d301b4d094b3dde671e44f5d1f6c52807705a935"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.09638",
    "kind": "arxiv",
    "version": 3
  }
}