Pith Number

pith:HPJX4NZU

pith:2015:HPJX4NZUPVSLOKGKA7EK6OGGLR

not attested not anchored not stored refs pending

Invariant Subspace Method and Fractional Modified Kuramoto-Sivashinsky Equation

A. Ouhadan, E. H. El Kinani

arxiv:1503.08789 v1 · 2015-03-27 · 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{HPJX4NZUPVSLOKGKA7EK6OGGLR}

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	2026-05-18T02:20:00.930357Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3bd37e37347d64b728ca07c8af38c65c5223b2180dc95a23016585863eb644cf

Aliases

arxiv: 1503.08789 · arxiv_version: 1503.08789v1 · doi: 10.48550/arxiv.1503.08789 · pith_short_12: HPJX4NZUPVSL · pith_short_16: HPJX4NZUPVSLOKGK · pith_short_8: HPJX4NZU

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/HPJX4NZUPVSLOKGKA7EK6OGGLR \
  | 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: 3bd37e37347d64b728ca07c8af38c65c5223b2180dc95a23016585863eb644cf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dd52c45f40dde373e09c92ff7e07639f981cc2d4d67ae2d1d0caf6b719620232",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2015-03-27T17:10:33Z",
    "title_canon_sha256": "74d149b61c8057013be37d8f52a849478b976a043995f2de2cac26d9605ff9b3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.08789",
    "kind": "arxiv",
    "version": 1
  }
}