Pith Number

pith:BQ4YO7ZK

pith:2016:BQ4YO7ZK2AXTKWL2WVGMAVCE5J

not attested not anchored not stored refs pending

MOCCA-SURVEY database I. Accreting white dwarf binary systems in globular clusters -- II. Cataclysmic variables -- progenitors and population at birth

Abbas Askar, Diogo Belloni, Helio J. Rocha-Pinto, Mirek Giersz, Nathan Leigh

arxiv:1609.02481 v2 · 2016-09-08 · astro-ph.GA · 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{BQ4YO7ZK2AXTKWL2WVGMAVCE5J}

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	2026-05-18T00:56:00.248311Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0c39877f2ad02f35597ab54cc05444ea7842e45403e2dbca6a333c4d17663783

Aliases

arxiv: 1609.02481 · arxiv_version: 1609.02481v2 · doi: 10.48550/arxiv.1609.02481 · pith_short_12: BQ4YO7ZK2AXT · pith_short_16: BQ4YO7ZK2AXTKWL2 · pith_short_8: BQ4YO7ZK

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/BQ4YO7ZK2AXTKWL2WVGMAVCE5J \
  | 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: 0c39877f2ad02f35597ab54cc05444ea7842e45403e2dbca6a333c4d17663783

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3181bb96291a3723a666dc42f50de16a91fb060c9bb4b5f1b24693cc7d64fda0",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2016-09-08T16:12:58Z",
    "title_canon_sha256": "947ff3d414e02be6d034da220b90da8d297a6d2c3ff28dd229840e73a2d3566e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1609.02481",
    "kind": "arxiv",
    "version": 2
  }
}