Pith Number

pith:YYAEBSTS

pith:2015:YYAEBSTSPFWJA3FZWAJ2U2DWYB

not attested not anchored not stored refs pending

The Role of Discs in the Collapse and Fragmentation of Prestellar Cores

A. P. Whitworth, D. A. Hubber, O. Lomax

arxiv:1512.06031 v1 · 2015-12-18 · 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{YYAEBSTSPFWJA3FZWAJ2U2DWYB}

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	2026-05-18T01:21:25.756431Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c60040ca72796c906cb9b013aa6876c057fb12411fccabba8719b6c0e2905948

Aliases

arxiv: 1512.06031 · arxiv_version: 1512.06031v1 · doi: 10.48550/arxiv.1512.06031 · pith_short_12: YYAEBSTSPFWJ · pith_short_16: YYAEBSTSPFWJA3FZ · pith_short_8: YYAEBSTS

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/YYAEBSTSPFWJA3FZWAJ2U2DWYB \
  | 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: c60040ca72796c906cb9b013aa6876c057fb12411fccabba8719b6c0e2905948

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e8867f6556ea14f8dd0da9ce8e6677934187298f7a41af3b489e7a896a38bf83",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2015-12-18T16:46:04Z",
    "title_canon_sha256": "354a71d02e5671eddf7bd703cfd79a348f27f2ebcf5707044ab89eefbab7d9a2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.06031",
    "kind": "arxiv",
    "version": 1
  }
}