Pith Number

pith:DTPIDUBT

pith:2018:DTPIDUBTCYLDUS3IMXXYNEH2LB

not attested not anchored not stored refs pending

Embedding Riemann surfaces with isolated punctures into the complex plane

Frank Kutzschebauch, Pierre-Marie Poloni

arxiv:1811.08157 v2 · 2018-11-20 · 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{DTPIDUBTCYLDUS3IMXXYNEH2LB}

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	2026-05-17T23:44:22.144844Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1cde81d03316163a4b6865ef8690fa5857f2292a53c33a2c6c0c92f7ac28c6df

Aliases

arxiv: 1811.08157 · arxiv_version: 1811.08157v2 · doi: 10.48550/arxiv.1811.08157 · pith_short_12: DTPIDUBTCYLD · pith_short_16: DTPIDUBTCYLDUS3I · pith_short_8: DTPIDUBT

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/DTPIDUBTCYLDUS3IMXXYNEH2LB \
  | 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: 1cde81d03316163a4b6865ef8690fa5857f2292a53c33a2c6c0c92f7ac28c6df

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "21ccdb21db0fe113b6d436ac872bf2872390c0f37c9dfb64113a485ef4847df4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CV",
    "submitted_at": "2018-11-20T10:03:33Z",
    "title_canon_sha256": "a2b54ddbcd126685e1ff754970a265b03c49c72aca7081c9b1dbea7f93d80dd5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.08157",
    "kind": "arxiv",
    "version": 2
  }
}