Pith Number

pith:C36QHDNM

pith:2008:C36QHDNMUDJRWTHUWAGZWUIWVD

not attested not anchored not stored refs pending

Numerical solution of a certain type of integral equations on the real half-line

S. A. Belbas

arxiv:0809.2125 v1 · 2008-09-12 · math.NA · cs.NA · math.CA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{C36QHDNMUDJRWTHUWAGZWUIWVD}

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	2026-06-03T22:06:10.015387Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

16fd038daca0d31b4cf4b00d9b5116a8e869a367d6698d5e4555f17e83831920

Aliases

arxiv: 0809.2125 · arxiv_version: 0809.2125v1 · doi: 10.48550/arxiv.0809.2125 · pith_short_12: C36QHDNMUDJR · pith_short_16: C36QHDNMUDJRWTHU · pith_short_8: C36QHDNM

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/C36QHDNMUDJRWTHUWAGZWUIWVD \
  | 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: 16fd038daca0d31b4cf4b00d9b5116a8e869a367d6698d5e4555f17e83831920

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5d125dfb334c2f9f0996914a5e2f01b7722bbf33bc1927a3a9670dd057745d17",
    "cross_cats_sorted": [
      "cs.NA",
      "math.CA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2008-09-12T03:02:55Z",
    "title_canon_sha256": "33de2d46e029e9d0e08c4058bfa89cc2a62b37aa78f1f8ccbbc3ab4f0ec360f2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0809.2125",
    "kind": "arxiv",
    "version": 1
  }
}