Pith Number

pith:MMXCBNGD

pith:2020:MMXCBNGDRCWZ3VT57ZHN63HVQO

not attested not anchored not stored refs pending

The semilinear Euler-Poisson-Darboux equation: a case of wave with critical dissipation

Marcello D'Abbicco

arxiv:2008.08703 v2 · 2020-08-19 · 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{MMXCBNGDRCWZ3VT57ZHN63HVQO}

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

Lifespan estimate for the semilinear regular Euler-Poisson-Darboux-Tricomi equation

Receipt and verification

First computed	2026-07-05T10:20:32.456408Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

632e20b4c388ad9dd67dfe4edf6cf583afc7f5b29b632fa12e8fddd46e6a5bcd

Aliases

arxiv: 2008.08703 · arxiv_version: 2008.08703v2 · doi: 10.48550/arxiv.2008.08703 · pith_short_12: MMXCBNGDRCWZ · pith_short_16: MMXCBNGDRCWZ3VT5 · pith_short_8: MMXCBNGD

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/MMXCBNGDRCWZ3VT57ZHN63HVQO \
  | 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: 632e20b4c388ad9dd67dfe4edf6cf583afc7f5b29b632fa12e8fddd46e6a5bcd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "91fcff33285d18f6f7722ec49518445a3369dcff3ccb37ef90b878117b4326ca",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2020-08-19T23:21:20Z",
    "title_canon_sha256": "19737286bda82c6eaab2e19aa2e620b08f6d054ce9af98923f44d6ac307b44e6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2008.08703",
    "kind": "arxiv",
    "version": 2
  }
}