Pith Number

pith:75ECLKHW

pith:2025:75ECLKHW3F4I3G4L7TLPAID3N7

not attested not anchored not stored refs pending

The superposition principle for the continuity equation with singular flux

Giuseppe Savar\'e, Riccarda Rossi, Stefano Almi

arxiv:2506.15333 v1 · 2025-06-18 · math.AP · math.PR

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{75ECLKHW3F4I3G4L7TLPAID3N7}

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	2026-07-05T11:23:41.514500Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ff4825a8f6d9788d9b8bfcd6f0207b6ffdbb76bc3b91927df10a84c0a195d6f4

Aliases

arxiv: 2506.15333 · arxiv_version: 2506.15333v1 · doi: 10.48550/arxiv.2506.15333 · pith_short_12: 75ECLKHW3F4I · pith_short_16: 75ECLKHW3F4I3G4L · pith_short_8: 75ECLKHW

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/75ECLKHW3F4I3G4L7TLPAID3N7 \
  | 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: ff4825a8f6d9788d9b8bfcd6f0207b6ffdbb76bc3b91927df10a84c0a195d6f4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dbaed60ed44eed3e64f6967c13d2447444a703754c75902394607aeb6d012272",
    "cross_cats_sorted": [
      "math.PR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2025-06-18T10:12:49Z",
    "title_canon_sha256": "044c96af71305c6cfe5da230bc2e61f230d91137220854f817650d976df48e8c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.15333",
    "kind": "arxiv",
    "version": 1
  }
}