Pith Number

pith:LRGLIED4

pith:2019:LRGLIED45IQRGUKCTOIVZLHZVF

not attested not anchored not stored refs pending

On the general Toda system with multiple singular points

Ali Hyder, Juncheng Wei, Wen Yang

arxiv:1904.05549 v1 · 2019-04-11 · 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{LRGLIED45IQRGUKCTOIVZLHZVF}

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	2026-05-17T23:48:49.192247Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5c4cb4107cea211351429b915cacf9a940630877c14b48fc4380abb90f6b0765

Aliases

arxiv: 1904.05549 · arxiv_version: 1904.05549v1 · doi: 10.48550/arxiv.1904.05549 · pith_short_12: LRGLIED45IQR · pith_short_16: LRGLIED45IQRGUKC · pith_short_8: LRGLIED4

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/LRGLIED45IQRGUKCTOIVZLHZVF \
  | 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: 5c4cb4107cea211351429b915cacf9a940630877c14b48fc4380abb90f6b0765

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9d2d71cb19f9f98bdee4124e7ba7e85c314fbac32ef20d2ea7bda47810438f44",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2019-04-11T06:55:04Z",
    "title_canon_sha256": "42abe132e60e663b8b259f77e16f55d369cb8c2ae2d1dc66edeb021211e9ee78"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.05549",
    "kind": "arxiv",
    "version": 1
  }
}