Pith Number

pith:7VSSQV2M

pith:1997:7VSSQV2MSL4U2UP5PE6PYWJSDU

not attested not anchored not stored refs pending

Hydrodynamics of Cloud Collisions in 2D: The Fate of Clouds in a Multi-phase Medium

2), (2) Universita' di Firenze, (3) Arcetri, (4) Chungnam National University, 5) ((1) University of Minnesota, (5) University of Washington), Andrea Ferrara (3), Dongsu Ryu (4, Francesco Miniati (1, T. W. Jones (1)

arxiv:astro-ph/9706208 v2 · 1997-06-19 · 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{7VSSQV2MSL4U2UP5PE6PYWJSDU}

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	2026-05-18T01:07:38.261106Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fd6528574c92f94d51fd793cfc59321d0726b539189431183ed99e26113746c1

Aliases

arxiv: astro-ph/9706208 · arxiv_version: astro-ph/9706208v2 · doi: 10.48550/arxiv.astro-ph/9706208 · pith_short_12: 7VSSQV2MSL4U · pith_short_16: 7VSSQV2MSL4U2UP5 · pith_short_8: 7VSSQV2M

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/7VSSQV2MSL4U2UP5PE6PYWJSDU \
  | 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: fd6528574c92f94d51fd793cfc59321d0726b539189431183ed99e26113746c1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a5fe82606849f9b1263cf002f02e21f8a55501914f5c97fbdece0d1bdc3c9ee3",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1997-06-19T23:19:30Z",
    "title_canon_sha256": "92d8949cb1877788a09c0a0bea418887b1e86478b09c0fd125bd1428718a656c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9706208",
    "kind": "arxiv",
    "version": 2
  }
}