Pith Number

pith:42ZEBFZD

pith:2001:42ZEBFZD7AXRYG3IHBG43AWNXV

not attested not anchored not stored refs pending

High-resolution simulations of stellar collisions between equal-mass main-sequence stars in globular clusters

Alison Sills, Matthew Bate, Melvyn Davies, Tim Adams

arxiv:astro-ph/0112284 v1 · 2001-12-12 · 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{42ZEBFZD7AXRYG3IHBG43AWNXV}

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	2026-07-04T16:24:45.142264Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e6b2409723f82f1c1b68384dcd82cdbd66c102a3dacab3ae8cd2124ab83aa423

Aliases

arxiv: astro-ph/0112284 · arxiv_version: astro-ph/0112284v1 · doi: 10.48550/arxiv.astro-ph/0112284 · pith_short_12: 42ZEBFZD7AXR · pith_short_16: 42ZEBFZD7AXRYG3I · pith_short_8: 42ZEBFZD

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/42ZEBFZD7AXRYG3IHBG43AWNXV \
  | 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: e6b2409723f82f1c1b68384dcd82cdbd66c102a3dacab3ae8cd2124ab83aa423

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "747275bbeb8f2210bc98eacf05f9f915f636cc49c3f8eef534e78f84c435c216",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2001-12-12T17:01:02Z",
    "title_canon_sha256": "e24310cb7d116c52770557ffd41022f87ba95561408b998260cb65a810425a20"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0112284",
    "kind": "arxiv",
    "version": 1
  }
}