Pith Number

pith:GMNPU3FC

pith:2026:GMNPU3FCQPHVOXU3BXKCQANDHN

not attested not anchored not stored refs pending

Global existence of small data solutions to 3-D semilinear Euler-Poisson-Darboux equations

Huicheng Yin, QianQian Li

arxiv:2607.04575 v1 · 2026-07-06 · 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{GMNPU3FCQPHVOXU3BXKCQANDHN}

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	2026-07-07T02:19:25.541295Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

331afa6ca283cf575e9b0dd42801a33b7399ff9866a2381f57885621ec13ac1b

Aliases

arxiv: 2607.04575 · arxiv_version: 2607.04575v1 · doi: 10.48550/arxiv.2607.04575 · pith_short_12: GMNPU3FCQPHV · pith_short_16: GMNPU3FCQPHVOXU3 · pith_short_8: GMNPU3FC

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/GMNPU3FCQPHVOXU3BXKCQANDHN \
  | 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: 331afa6ca283cf575e9b0dd42801a33b7399ff9866a2381f57885621ec13ac1b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "49143a6111eeb9f2e5f2f61d832875bc37fca4331c0ef74385734d0013204c0b",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2026-07-06T01:03:03Z",
    "title_canon_sha256": "136ccca29e1d2c1b1c805442de41adbb5f62bcfe0d90ca00e39ba65415b85b95"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.04575",
    "kind": "arxiv",
    "version": 1
  }
}