Pith Number

pith:VDFBB462

pith:2025:VDFBB46255GNZVWOCFKVTRR4AU

not attested not anchored not stored refs pending

Viscous circumbinary protoplanetary discs -- II. Disc effects on the binary orbit

Anna B.T. Penzlin, Christoph M.Sch\"afer, Richard A. Booth, Richard P. Nelson, Wilhelm Kley

arxiv:2501.17055 v1 · 2025-01-28 · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VDFBB46255GNZVWOCFKVTRR4AU}

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	2026-07-05T10:06:33.592322Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a8ca10f3daef4cdcd6ce115559c63c051d43d5fb48d8d18b797a63379c2924b0

Aliases

arxiv: 2501.17055 · arxiv_version: 2501.17055v1 · doi: 10.48550/arxiv.2501.17055 · pith_short_12: VDFBB46255GN · pith_short_16: VDFBB46255GNZVWO · pith_short_8: VDFBB462

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/VDFBB46255GNZVWOCFKVTRR4AU \
  | 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: a8ca10f3daef4cdcd6ce115559c63c051d43d5fb48d8d18b797a63379c2924b0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "944ddf8191f7225c0b9ec9e099976d19f7f551ff15bb4a16585bcf19704dbc94",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2025-01-28T16:30:15Z",
    "title_canon_sha256": "485ad6d0191a1d8db18f72e1cbafb1dadee7f4b45a1fccdadaffe0e553b7a9b3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.17055",
    "kind": "arxiv",
    "version": 1
  }
}