Pith Number

pith:YLNRRIBF

pith:1995:YLNRRIBFQDXZJZHDDCHKUYMCMA

not attested not anchored not stored refs pending

Complete embedded minimal surfaces of finite total curvature

David Hoffman, Hermann Karcher

arxiv:math/9508213 v1 · 1995-08-09 · math.DG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YLNRRIBFQDXZJZHDDCHKUYMCMA}

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	2026-05-18T01:05:48.418697Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c2db18a02580ef94e4e3188eaa6182601c0fa432c7d3c05d3e24c6f111a8d5b1

Aliases

arxiv: math/9508213 · arxiv_version: math/9508213v1 · doi: 10.48550/arxiv.math/9508213 · pith_short_12: YLNRRIBFQDXZ · pith_short_16: YLNRRIBFQDXZJZHD · pith_short_8: YLNRRIBF

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/YLNRRIBFQDXZJZHDDCHKUYMCMA \
  | 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: c2db18a02580ef94e4e3188eaa6182601c0fa432c7d3c05d3e24c6f111a8d5b1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9ec226119033b0461308a67b843e32167e66af2a21ab13094ec7d523dac43951",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "math.DG",
    "submitted_at": "1995-08-09T00:00:00Z",
    "title_canon_sha256": "d731c146b778e0425de05ca98e0a8d818532647eed4d4f3c408ded84de0207b2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/9508213",
    "kind": "arxiv",
    "version": 1
  }
}