Pith Number

pith:OLNNPX5E

pith:2018:OLNNPX5EMQDBUD25PJF65ZPW35

not attested not anchored not stored refs pending

The Location and Environments of Neutron Star Mergers in an Evolving Universe

Brandon K. Wiggins, Chris Belcynski, Christopher L. Fryer, Dieter H. Hartmann, Joseph M. Smidt, Nicole Lloyd-Ronning

arxiv:1807.02853 v1 · 2018-07-08 · astro-ph.HE · astro-ph.CO

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OLNNPX5EMQDBUD25PJF65ZPW35}

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	2026-05-18T00:03:46.281881Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

72dad7dfa464061a0f5d7a4beee5f6df76d92b7b439da3a59fc9a297cd763bfd

Aliases

arxiv: 1807.02853 · arxiv_version: 1807.02853v1 · doi: 10.48550/arxiv.1807.02853 · pith_short_12: OLNNPX5EMQDB · pith_short_16: OLNNPX5EMQDBUD25 · pith_short_8: OLNNPX5E

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/OLNNPX5EMQDBUD25PJF65ZPW35 \
  | 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: 72dad7dfa464061a0f5d7a4beee5f6df76d92b7b439da3a59fc9a297cd763bfd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "007c0b10578eadd3dcb9fac717db9aa3cefc171cf43d1644052746fb2146043f",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2018-07-08T16:59:48Z",
    "title_canon_sha256": "8d58e6ac04b8cf113ec1707de1fd4876f7d95a113cdd5d66711e1b98296f7e66"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.02853",
    "kind": "arxiv",
    "version": 1
  }
}