Pith Number

pith:WKCYXI5R

pith:2004:WKCYXI5R2QVGYTGRDL4ESRPQCT

not attested not anchored not stored refs pending

Optimal with respect to accuracy algorithms for calculation of multidimensional weakly singular integrals and applications to calculations of capacitances of conductors of arbitrary shapes

A.G. Ramm, I. Boikov

arxiv:math/0409324 v1 · 2004-09-18 · math.NA · cs.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WKCYXI5R2QVGYTGRDL4ESRPQCT}

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	2026-06-03T22:06:15.711182Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b2858ba3b1d42a6c4cd11af84945f014dfb11760e0624018cdfbaec047e799f4

Aliases

arxiv: math/0409324 · arxiv_version: math/0409324v1 · doi: 10.48550/arxiv.math/0409324 · pith_short_12: WKCYXI5R2QVG · pith_short_16: WKCYXI5R2QVGYTGR · pith_short_8: WKCYXI5R

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/WKCYXI5R2QVGYTGRDL4ESRPQCT \
  | 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: b2858ba3b1d42a6c4cd11af84945f014dfb11760e0624018cdfbaec047e799f4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "74f3d649d4ab3d4341fe9f1dbc637ed5638cab5109ff64e8614cbf25f800cfb9",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "",
    "primary_cat": "math.NA",
    "submitted_at": "2004-09-18T23:37:32Z",
    "title_canon_sha256": "c418a972f09cf95495749c5f3729d50b195685f0951fe6245e4fbd755bbc630e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0409324",
    "kind": "arxiv",
    "version": 1
  }
}