Pith Number

pith:OQ7VTDD7

pith:2018:OQ7VTDD7UHUVF4HHB66CIXV2MH

not attested not anchored not stored refs pending

The merger of two compact stars: a tool for dense matter nuclear physics

Alessandro Drago, Giuseppe Pagliara, Grzegorz Wiktorowicz, Sergei B. Popov, Silvia Traversi

arxiv:1802.02495 v1 · 2018-02-07 · 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{OQ7VTDD7UHUVF4HHB66CIXV2MH}

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	2026-05-18T00:24:08.044753Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

743f598c7fa1e952f0e70fbc245eba61e0e66d0d218533c4948ccd0251b8b2de

Aliases

arxiv: 1802.02495 · arxiv_version: 1802.02495v1 · doi: 10.48550/arxiv.1802.02495 · pith_short_12: OQ7VTDD7UHUV · pith_short_16: OQ7VTDD7UHUVF4HH · pith_short_8: OQ7VTDD7

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/OQ7VTDD7UHUVF4HHB66CIXV2MH \
  | 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: 743f598c7fa1e952f0e70fbc245eba61e0e66d0d218533c4948ccd0251b8b2de

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1d2f5a9060679540ca5bd64cfd75ac5585db56382821889eb50347446d7bb05a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2018-02-07T15:55:54Z",
    "title_canon_sha256": "f27853bd7ae1fd6c18dad17840999036b903d2fb88d8f61f2a2d9b88cad04864"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.02495",
    "kind": "arxiv",
    "version": 1
  }
}