Pith Number

pith:XTIUOXB6

pith:2011:XTIUOXB6567LYD7ODFW5QDIGQO

not attested not anchored not stored refs pending

On a variational method for the Beltrami equations

Tatyana Lomako, Vladimir Ryazanov

arxiv:1104.3245 v1 · 2011-04-16 · 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{XTIUOXB6567LYD7ODFW5QDIGQO}

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	2026-05-18T04:24:05.458857Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bcd1475c3eefbebc0fee196dd80d0683adf5c94e4b70daaf3fe20e80872a1c79

Aliases

arxiv: 1104.3245 · arxiv_version: 1104.3245v1 · doi: 10.48550/arxiv.1104.3245 · pith_short_12: XTIUOXB6567L · pith_short_16: XTIUOXB6567LYD7O · pith_short_8: XTIUOXB6

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/XTIUOXB6567LYD7ODFW5QDIGQO \
  | 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: bcd1475c3eefbebc0fee196dd80d0683adf5c94e4b70daaf3fe20e80872a1c79

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "44cdaeb999c7f62250d3eb26a9eea89417cc2512e95bb198a1df155c217f2562",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CV",
    "submitted_at": "2011-04-16T16:34:39Z",
    "title_canon_sha256": "cfd0bfa3ea530cd83e64bd57229a9dc066acaa5aa888eb007ae35fad5a016b28"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1104.3245",
    "kind": "arxiv",
    "version": 1
  }
}