Pith Number

pith:Q624ABTX

pith:2013:Q624ABTX2J74TPY52SHP6VA4R7

not attested not anchored not stored refs pending

Ultra-compact binaries: relevance and role of Utrecht

G. Nelemans, L. van Haaften (Radboud University)

arxiv:1302.0878 v1 · 2013-02-04 · astro-ph.HE · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Q624ABTX2J74TPY52SHP6VA4R7}

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	2026-05-18T03:34:26.879759Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

87b5c00677d27fc9bf1dd48eff541c8fd2d6e8711ee915a5a83333a280a6409f

Aliases

arxiv: 1302.0878 · arxiv_version: 1302.0878v1 · doi: 10.48550/arxiv.1302.0878 · pith_short_12: Q624ABTX2J74 · pith_short_16: Q624ABTX2J74TPY5 · pith_short_8: Q624ABTX

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/Q624ABTX2J74TPY52SHP6VA4R7 \
  | 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: 87b5c00677d27fc9bf1dd48eff541c8fd2d6e8711ee915a5a83333a280a6409f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6b860ed9a3fbcc7b6f017f1e9f9c376dc2744adbe9ffc453b3e0d6c33181e0eb",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2013-02-04T21:44:36Z",
    "title_canon_sha256": "7f81e9f3b797f229f71976fc77f7e63785e26e4faf6a00b77a23803c984020dc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.0878",
    "kind": "arxiv",
    "version": 1
  }
}