Pith Number

pith:XCT23T3R

pith:2007:XCT23T3RQTC7VGK2ZVEZ2SZ6FQ

not attested not anchored not stored refs pending

The Loewner driving function of trajectory arcs of quadratic differentials

Jonathan Tsai

arxiv:0704.1933 v3 · 2007-04-16 · 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{XCT23T3RQTC7VGK2ZVEZ2SZ6FQ}

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	2026-05-18T04:06:45.253242Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b8a7adcf7184c5fa995acd499d4b3e2c3f7e01a2fbddd7961717dd9f60b8ac6d

Aliases

arxiv: 0704.1933 · arxiv_version: 0704.1933v3 · doi: 10.48550/arxiv.0704.1933 · pith_short_12: XCT23T3RQTC7 · pith_short_16: XCT23T3RQTC7VGK2 · pith_short_8: XCT23T3R

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/XCT23T3RQTC7VGK2ZVEZ2SZ6FQ \
  | 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: b8a7adcf7184c5fa995acd499d4b3e2c3f7e01a2fbddd7961717dd9f60b8ac6d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c980f2595fd1a5666e27a34205762b06a390fd082cee0cad57c6b6f90c836384",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "math.CV",
    "submitted_at": "2007-04-16T19:31:12Z",
    "title_canon_sha256": "4e79b3a80d2bca39c4d5178bc4a2a67d6b07729f1be7ff44e5ff8788e548845f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0704.1933",
    "kind": "arxiv",
    "version": 3
  }
}