Pith Number

pith:7PVYF7OW

pith:2025:7PVYF7OWI52GA2GLZH4O23EU4I

not attested not anchored not stored refs pending

Constructing characteristic initial data for three dimensional compressible Euler equations

Pin Yu, Sifan Yu, Yuxuan Wang

arxiv:2508.15199 v1 · 2025-08-21 · 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{7PVYF7OWI52GA2GLZH4O23EU4I}

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.

Cited by

1 paper in Pith

Multi-Dimensional Structural Stability of Mixed Riemann Configurations Containing Centered Rarefaction Waves and Surfaces of Discontinuities of Gas Dynamics

Receipt and verification

First computed	2026-07-05T11:57:08.173781Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fbeb82fdd647746068cbc9f8ed6c94e219c25e5026d51cd7a822a672b3938ab8

Aliases

arxiv: 2508.15199 · arxiv_version: 2508.15199v1 · doi: 10.48550/arxiv.2508.15199 · pith_short_12: 7PVYF7OWI52G · pith_short_16: 7PVYF7OWI52GA2GL · pith_short_8: 7PVYF7OW

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/7PVYF7OWI52GA2GLZH4O23EU4I \
  | 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: fbeb82fdd647746068cbc9f8ed6c94e219c25e5026d51cd7a822a672b3938ab8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e3990d75616d9e30c7222a264dbaa860ea04a62846264d085e5f9d076c9e8502",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2025-08-21T03:20:21Z",
    "title_canon_sha256": "7fee0f47e3797b597fba9af0d9c009e9c7472819f6187d47ff899b045e6ba374"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2508.15199",
    "kind": "arxiv",
    "version": 1
  }
}