Pith Number

pith:MPNQFCXI

pith:2015:MPNQFCXIGJR4JZU4LRCG6LYKYK

not attested not anchored not stored refs pending

Geometrical aspects of the interaction between expanding clouds and environment

F. Spineanu, M. Vlad

arxiv:1508.04240 v1 · 2015-08-18 · physics.ao-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{MPNQFCXIGJR4JZU4LRCG6LYKYK}

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	2026-05-18T01:35:05.858219Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

63db028ae83263c4e69c5c446f2f0ac28ecc7625f174b2a229a2165e4a0a368f

Aliases

arxiv: 1508.04240 · arxiv_version: 1508.04240v1 · doi: 10.48550/arxiv.1508.04240 · pith_short_12: MPNQFCXIGJR4 · pith_short_16: MPNQFCXIGJR4JZU4 · pith_short_8: MPNQFCXI

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/MPNQFCXIGJR4JZU4LRCG6LYKYK \
  | 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: 63db028ae83263c4e69c5c446f2f0ac28ecc7625f174b2a229a2165e4a0a368f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f6f8c496eeb18368ea9965861df76fff686df165f0ba1da6a0dca4f898005d26",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ao-ph",
    "submitted_at": "2015-08-18T08:28:57Z",
    "title_canon_sha256": "73401f0ef689fa6fb094e3226aa10d5c8e92aecfe8485949859c477961aa95d6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1508.04240",
    "kind": "arxiv",
    "version": 1
  }
}