Pith Number

pith:UASY4BRI

pith:2013:UASY4BRIWRVBLNYBTAV23ATI4C

not attested not anchored not stored refs pending

The Compressible to Incompressible Limit of 1D Euler Equations: the Non Smooth Case

Graziano Guerra, Rinaldo M. Colombo, Veronika Schleper

arxiv:1308.4109 v1 · 2013-08-19 · 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{UASY4BRIWRVBLNYBTAV23ATI4C}

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	2026-05-18T03:15:34.823028Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a0258e0628b46a15b701982bad8268e08fb82a58222dfb5d394d733f768b32e0

Aliases

arxiv: 1308.4109 · arxiv_version: 1308.4109v1 · doi: 10.48550/arxiv.1308.4109 · pith_short_12: UASY4BRIWRVB · pith_short_16: UASY4BRIWRVBLNYB · pith_short_8: UASY4BRI

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/UASY4BRIWRVBLNYBTAV23ATI4C \
  | 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: a0258e0628b46a15b701982bad8268e08fb82a58222dfb5d394d733f768b32e0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "56d56272927658a99bf49faf42b9e82807a2b9a549dccc879abd6464c81278d0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2013-08-19T19:28:36Z",
    "title_canon_sha256": "cf42a24dc395c39bfbce0424b99ec91e25bd0a20a606dc077069a6b47cee4ed6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1308.4109",
    "kind": "arxiv",
    "version": 1
  }
}