Pith Number

pith:DYBAMSWV

pith:2014:DYBAMSWV3CBVNKV3UYESPJAT5T

not attested not anchored not stored refs pending

Periodic Solutions of 2D Isothermal Euler-Poisson Equations with Possible Applications to Spiral and Disk-like Galaxies

Man Kam Kwong, Manwai Yuen

arxiv:1408.0716 v1 · 2014-08-04 · math-ph · math.AP · math.MP

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DYBAMSWV3CBVNKV3UYESPJAT5T}

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	2026-05-18T02:45:56.405486Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1e02064ad5d88356aabba60927a413ecf198b044c43c681a105393a53af9a8e6

Aliases

arxiv: 1408.0716 · arxiv_version: 1408.0716v1 · doi: 10.48550/arxiv.1408.0716 · pith_short_12: DYBAMSWV3CBV · pith_short_16: DYBAMSWV3CBVNKV3 · pith_short_8: DYBAMSWV

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/DYBAMSWV3CBVNKV3UYESPJAT5T \
  | 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: 1e02064ad5d88356aabba60927a413ecf198b044c43c681a105393a53af9a8e6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bc3304b76f449414d61bb384885d5e8d3e5e30efe6d43ad7bf097ec26b19ad3e",
    "cross_cats_sorted": [
      "math.AP",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2014-08-04T15:49:16Z",
    "title_canon_sha256": "4cacad4b0bb947cce64e50b2e1338d825cb655e7148543c8726ec6599f63da83"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1408.0716",
    "kind": "arxiv",
    "version": 1
  }
}