Pith Number

pith:24YLJ7YA

pith:2009:24YLJ7YABIPUUT3WFXMEEIVEFN

not attested not anchored not stored refs pending

Quasisymmetric distortion spectrum

Istv\'an Prause, Stanislav Smirnov

arxiv:0910.4723 v1 · 2009-10-25 · 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{24YLJ7YABIPUUT3WFXMEEIVEFN}

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	2026-05-18T04:10:34.698073Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d730b4ff000a1f4a4f762dd84222a42b795ab34086a750c8c354bba541625549

Aliases

arxiv: 0910.4723 · arxiv_version: 0910.4723v1 · doi: 10.48550/arxiv.0910.4723 · pith_short_12: 24YLJ7YABIPU · pith_short_16: 24YLJ7YABIPUUT3W · pith_short_8: 24YLJ7YA

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/24YLJ7YABIPUUT3WFXMEEIVEFN \
  | 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: d730b4ff000a1f4a4f762dd84222a42b795ab34086a750c8c354bba541625549

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a342d08c56cdf1c72f0e606b7c26adcd265abad8689d7517656db73efd37bf0c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CV",
    "submitted_at": "2009-10-25T11:45:21Z",
    "title_canon_sha256": "a5b9bad9305bf95766c4ce71fb91929832636718c9ae4e3f04bff458b3f0e5e3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0910.4723",
    "kind": "arxiv",
    "version": 1
  }
}