Pith Number

pith:EKL7IKC6

pith:2003:EKL7IKC6DFY5PRR44D4BJOH63T

not attested not anchored not stored refs pending

Universality in snowflake aggregation

A. J. Heymsfield, C. D. Westbrook, P. R. Field, R. C. Ball

arxiv:physics/0310164 v2 · 2003-10-31 · 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{EKL7IKC6DFY5PRR44D4BJOH63T}

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	2026-05-18T01:38:08.637970Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2297f4285e1971d7c63ce0f814b8fedccddce3d5a299d1f0dca5a250f6c11e16

Aliases

arxiv: physics/0310164 · arxiv_version: physics/0310164v2 · doi: 10.48550/arxiv.physics/0310164 · pith_short_12: EKL7IKC6DFY5 · pith_short_16: EKL7IKC6DFY5PRR4 · pith_short_8: EKL7IKC6

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/EKL7IKC6DFY5PRR44D4BJOH63T \
  | 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: 2297f4285e1971d7c63ce0f814b8fedccddce3d5a299d1f0dca5a250f6c11e16

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "80405af1d0a4533649de8a6fc852a52d963f6914e03177dd9b27857a5cab47e1",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "physics.ao-ph",
    "submitted_at": "2003-10-31T11:26:55Z",
    "title_canon_sha256": "6adb97489f609ba4478c52143cd4e31bf895faf93e428db3f27bd5221c677ef4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "physics/0310164",
    "kind": "arxiv",
    "version": 2
  }
}