Pith Number

pith:452ZMON6

pith:2016:452ZMON6QB3AOFQPNF3Y5D3W4S

not attested not anchored not stored refs pending

The Cauchy problem for the pressureless Euler/isentropic Navier-Stokes equations

Bongsuk Kwon, Young-Pil Choi

arxiv:1604.04886 v1 · 2016-04-17 · math.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{452ZMON6QB3AOFQPNF3Y5D3W4S}

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	2026-05-18T01:16:56.483930Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e7759639be807607160f69778e8f76e49b954afae5651f3a4debe9ae281e75c5

Aliases

arxiv: 1604.04886 · arxiv_version: 1604.04886v1 · doi: 10.48550/arxiv.1604.04886 · pith_short_12: 452ZMON6QB3A · pith_short_16: 452ZMON6QB3AOFQP · pith_short_8: 452ZMON6

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/452ZMON6QB3AOFQPNF3Y5D3W4S \
  | 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: e7759639be807607160f69778e8f76e49b954afae5651f3a4debe9ae281e75c5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "256a28bbf6381a3afa5d91b6bc7c41b8dde7bf9cd82eca8a448952b107f80093",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2016-04-17T15:36:15Z",
    "title_canon_sha256": "5c1170053b763d6e3c884a61262f1cb170226145b11650785856d59df610ef1e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.04886",
    "kind": "arxiv",
    "version": 1
  }
}