Pith Number

pith:BVSJ6JDF

pith:1996:BVSJ6JDFBZXMLOC3LNW6KAOJXR

not attested not anchored not stored refs pending

Two--body heating in numerical galaxy formation experiments

Matthias Steinmetz (MPA Garching, Simon D.M. White (MPA Garching), UC Berkeley)

arxiv:astro-ph/9609021 v1 · 1996-09-03 · 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{BVSJ6JDFBZXMLOC3LNW6KAOJXR}

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	2026-05-18T01:40:19.381769Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0d649f24650e6ec5b85b5b6de501c9bc6b0edaaf82b52ef081823cf0fef81118

Aliases

arxiv: astro-ph/9609021 · arxiv_version: astro-ph/9609021v1 · doi: 10.48550/arxiv.astro-ph/9609021 · pith_short_12: BVSJ6JDFBZXM · pith_short_16: BVSJ6JDFBZXMLOC3 · pith_short_8: BVSJ6JDF

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/BVSJ6JDFBZXMLOC3LNW6KAOJXR \
  | 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: 0d649f24650e6ec5b85b5b6de501c9bc6b0edaaf82b52ef081823cf0fef81118

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "92eeb78934587abed2cd08ac714cd1b58c28da3aca60529ab6da074d0f9e2675",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1996-09-03T18:53:40Z",
    "title_canon_sha256": "b3691aca3ba22dad9778a652a45d6a7d2a8c23a2699946147047ef27af7ff99c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9609021",
    "kind": "arxiv",
    "version": 1
  }
}