Pith Number

pith:7XUNKH5S

pith:2018:7XUNKH5SMEWMFO3GUQZQ3NZGPZ

not attested not anchored not stored refs pending

Urca reactions during neutron star inspiral

Nevin N. Weinberg, Phil Arras

arxiv:1806.04163 v1 · 2018-06-11 · 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{7XUNKH5SMEWMFO3GUQZQ3NZGPZ}

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	2026-05-17T23:49:03.859246Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fde8d51fb2612cc2bb66a4330db7267e73856823750c5efdda11cdc953e439aa

Aliases

arxiv: 1806.04163 · arxiv_version: 1806.04163v1 · doi: 10.48550/arxiv.1806.04163 · pith_short_12: 7XUNKH5SMEWM · pith_short_16: 7XUNKH5SMEWMFO3G · pith_short_8: 7XUNKH5S

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/7XUNKH5SMEWMFO3GUQZQ3NZGPZ \
  | 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: fde8d51fb2612cc2bb66a4330db7267e73856823750c5efdda11cdc953e439aa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fd50a7784fa803f41aa47bf6060cd21a36ca0c6e43ecbf289f5472e376acf3da",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2018-06-11T18:07:17Z",
    "title_canon_sha256": "a51423b7e620d89dc9d6c31e1eecce62c9f0f1d50a07e46e766e4121e0d48bf2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.04163",
    "kind": "arxiv",
    "version": 1
  }
}