Pith Number

pith:QFBRK2QH

pith:2005:QFBRK2QHBE2FUPQJJ6RSC2KUGC

not attested not anchored not stored refs pending

On Numerical Algorithms for the Solution of a Beltrami Equation

Denis Gaydashev, Dmitry Khmelev

arxiv:math/0510516 v1 · 2005-10-24 · math.NA · cs.NA · math.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QFBRK2QHBE2FUPQJJ6RSC2KUGC}

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	2026-06-03T22:06:18.280481Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8143156a0709345a3e094fa321695430ba68f5e360f73ace0873731555f3f420

Aliases

arxiv: math/0510516 · arxiv_version: math/0510516v1 · doi: 10.48550/arxiv.math/0510516 · pith_short_12: QFBRK2QHBE2F · pith_short_16: QFBRK2QHBE2FUPQJ · pith_short_8: QFBRK2QH

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/QFBRK2QHBE2FUPQJJ6RSC2KUGC \
  | 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: 8143156a0709345a3e094fa321695430ba68f5e360f73ace0873731555f3f420

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c241ba30886dfb29ea8a1a5b4d0889a413e039d51f400f110f5ff9fe418cbc35",
    "cross_cats_sorted": [
      "cs.NA",
      "math.CV"
    ],
    "license": "",
    "primary_cat": "math.NA",
    "submitted_at": "2005-10-24T22:21:01Z",
    "title_canon_sha256": "b2d44ec7689c29849b557f99278a578d95e4f1bb6d51c21109a21d50b712c3a5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0510516",
    "kind": "arxiv",
    "version": 1
  }
}