Pith Number

pith:42YWC3PI

pith:2016:42YWC3PISHYYIAD2MOUGHYUVZ5

not attested not anchored not stored refs pending

Approximation of a compressible Navier-Stokes system by non-linear acoustical models

Anna Rozanova-Pierrat (MAS)

arxiv:1601.05581 v1 · 2016-01-21 · math.AP · math-ph · 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{42YWC3PISHYYIAD2MOUGHYUVZ5}

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	2026-05-18T01:22:13.450195Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e6b1616de891f184007a63a863e295cf66924f2aff32d1665669a504d5e8efa5

Aliases

arxiv: 1601.05581 · arxiv_version: 1601.05581v1 · doi: 10.48550/arxiv.1601.05581 · pith_short_12: 42YWC3PISHYY · pith_short_16: 42YWC3PISHYYIAD2 · pith_short_8: 42YWC3PI

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/42YWC3PISHYYIAD2MOUGHYUVZ5 \
  | 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: e6b1616de891f184007a63a863e295cf66924f2aff32d1665669a504d5e8efa5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b83d1da750a32907b7c2ab241a0fa8505badb5f7a6543d0a7034ee0c37e1917b",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2016-01-21T10:40:31Z",
    "title_canon_sha256": "3a959edc4ded423a47a918a4e94728f0daa960da1683420caf8536f9f2580a1b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1601.05581",
    "kind": "arxiv",
    "version": 1
  }
}