Pith Number

pith:A4BBTV6K

pith:2024:A4BBTV6K673GBAI3NSFKPOCRZJ

not attested not anchored not stored refs pending

Non-uniform dependence on periodic initial data for the two-component Fornberg-Whitham system in Besov spaces

Barbara Lee Keyfitz, Prerona Dutta

arxiv:2407.04167 v1 · 2024-07-04 · 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{A4BBTV6K673GBAI3NSFKPOCRZJ}

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	2026-07-05T09:01:03.318290Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

070219d7caf7f660811b6c8aa7b851ca70128f672c215f08f943b244877f422b

Aliases

arxiv: 2407.04167 · arxiv_version: 2407.04167v1 · doi: 10.48550/arxiv.2407.04167 · pith_short_12: A4BBTV6K673G · pith_short_16: A4BBTV6K673GBAI3 · pith_short_8: A4BBTV6K

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/A4BBTV6K673GBAI3NSFKPOCRZJ \
  | 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: 070219d7caf7f660811b6c8aa7b851ca70128f672c215f08f943b244877f422b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "74115a08ba61a93621e5e7b9df436b30b086e8d551dee02a686330744779b329",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2024-07-04T21:56:19Z",
    "title_canon_sha256": "67cc73ddc57dd7dffa8e9b8d990583d60d4f5b337a6ce5604622f688c45e9eb4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2407.04167",
    "kind": "arxiv",
    "version": 1
  }
}