Pith Number

pith:JVU4K63U

pith:1991:JVU4K63UBEPXNCYJ4HOHVGASAX

not attested not anchored not stored refs pending

Dynamics of certain smooth one-dimensional mappings I: The $C^{1+\alpha}$-Denjoy-Koebe distortion lemma

Yunping Jiang

arxiv:math/9201277 v1 · 1991-01-11 · math.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JVU4K63UBEPXNCYJ4HOHVGASAX}

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	2026-05-18T01:05:54.570885Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4d69c57b74091f768b09e1dc7a981205e035cba39b39bc30581e75a8ce64acf6

Aliases

arxiv: math/9201277 · arxiv_version: math/9201277v1 · doi: 10.48550/arxiv.math/9201277 · pith_short_12: JVU4K63UBEPX · pith_short_16: JVU4K63UBEPXNCYJ · pith_short_8: JVU4K63U

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/JVU4K63UBEPXNCYJ4HOHVGASAX \
  | 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: 4d69c57b74091f768b09e1dc7a981205e035cba39b39bc30581e75a8ce64acf6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f46f075ba9d4d5c1b3a07db1ba8f2c5ed602041da8e46086534fa8621856bb27",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "math.DS",
    "submitted_at": "1991-01-11T00:00:00Z",
    "title_canon_sha256": "869b412f638f52781eebdebb268a212ed4bafb2077dac0016987443f28827d3f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/9201277",
    "kind": "arxiv",
    "version": 1
  }
}