Pith Number

pith:XXQACC5V

pith:2010:XXQACC5V5LNKG6CI5ZGOHRZCMU

not attested not anchored not stored refs pending

The lower limits of disc fragmentation and the prospects for observing fragmenting discs

(2) ESO Germany, 3), (3) Service d' Astrophysique, Anaelle Maury (2, Anthony Whitworth (1), C.E. Saclay), Dimitris Stamatellos (1), Philippe Andre (3) ((1) Cardiff University

arxiv:1012.3455 v2 · 2010-12-15 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XXQACC5V5LNKG6CI5ZGOHRZCMU}

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	2026-05-18T02:04:24.217826Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bde0010bb5eadaa37848ee4ce3c7226523ba8067c38271e013f9a39938aa467d

Aliases

arxiv: 1012.3455 · arxiv_version: 1012.3455v2 · doi: 10.48550/arxiv.1012.3455 · pith_short_12: XXQACC5V5LNK · pith_short_16: XXQACC5V5LNKG6CI · pith_short_8: XXQACC5V

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/XXQACC5V5LNKG6CI5ZGOHRZCMU \
  | 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: bde0010bb5eadaa37848ee4ce3c7226523ba8067c38271e013f9a39938aa467d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4f48b449d987c5f6964b16b96b7fee0b02ace77ac0b51207f3517313734b83ab",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2010-12-15T21:00:00Z",
    "title_canon_sha256": "ff7b54ad4b61230df3ae3548dd15815fd924cea5c052eaf000ef47ec8a1e2091"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1012.3455",
    "kind": "arxiv",
    "version": 2
  }
}