Pith Number

pith:WBCUATDJ

pith:2011:WBCUATDJ4GTRE4XCE7WWLLRQJD

not attested not anchored not stored refs pending

Evans function and Fredholm determinants

Issa Karambal, Simon J.A Malham

arxiv:1107.0213 v7 · 2011-06-30 · 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{WBCUATDJ4GTRE4XCE7WWLLRQJD}

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	2026-05-18T02:32:46.660079Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b045404c69e1a71272e227ed65ae3048d8920ea591e33d9d29929f35635e5530

Aliases

arxiv: 1107.0213 · arxiv_version: 1107.0213v7 · doi: 10.48550/arxiv.1107.0213 · pith_short_12: WBCUATDJ4GTR · pith_short_16: WBCUATDJ4GTRE4XC · pith_short_8: WBCUATDJ

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/WBCUATDJ4GTRE4XCE7WWLLRQJD \
  | 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: b045404c69e1a71272e227ed65ae3048d8920ea591e33d9d29929f35635e5530

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "577c768e8e42838adcc324495b2433c382a7ecf4342e2687a6f6a8f9c514df7e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2011-06-30T11:38:55Z",
    "title_canon_sha256": "0a75e7c995562f7b7b5ad904e89cae0624710c16390cf4aa8362980d2847ed2d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1107.0213",
    "kind": "arxiv",
    "version": 7
  }
}