Pith Number

pith:YHERBPQN

pith:2002:YHERBPQNPUXMRBJB4UCM26AHSE

not attested not anchored not stored refs pending

Star Formation: 3D Collapse of Turbulent Cloud Cores

J. Wadsley, M. A. Reid, R. E. Pudritz

arxiv:astro-ph/0212385 v1 · 2002-12-17 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YHERBPQNPUXMRBJB4UCM26AHSE}

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	2026-07-04T14:12:30.919735Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c1c910be0d7d2ec88521e504cd7807912b7b86a2f984a55c21695c1ec3313b5a

Aliases

arxiv: astro-ph/0212385 · arxiv_version: astro-ph/0212385v1 · doi: 10.48550/arxiv.astro-ph/0212385 · pith_short_12: YHERBPQNPUXM · pith_short_16: YHERBPQNPUXMRBJB · pith_short_8: YHERBPQN

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/YHERBPQNPUXMRBJB4UCM26AHSE \
  | 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: c1c910be0d7d2ec88521e504cd7807912b7b86a2f984a55c21695c1ec3313b5a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f30c5440c92e5a80b711dc331a920211fe4c4b8bcb94659db993f67b9a67adc5",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2002-12-17T18:25:57Z",
    "title_canon_sha256": "8482c919a7a5f34d1a32c57fd8a15f8fcf3a0fd931bc407413bbf5dd4b503762"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0212385",
    "kind": "arxiv",
    "version": 1
  }
}