Pith Number

pith:GDIRSW4H

pith:2010:GDIRSW4HPFLXPEQDNPUVZF4UWH

not attested not anchored not stored refs pending

Nevanlinna-Pick interpolation on distinguished varieties in the bidisk

Greg Knese, Michael T. Jury, Scott McCullough

arxiv:1009.4144 v2 · 2010-09-21 · math.FA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GDIRSW4HPFLXPEQDNPUVZF4UWH}

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	2026-05-18T03:34:35.997518Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

30d1195b8779577792036be95c9794b1ce86359ab3207482ec9a66537eab3589

Aliases

arxiv: 1009.4144 · arxiv_version: 1009.4144v2 · doi: 10.48550/arxiv.1009.4144 · pith_short_12: GDIRSW4HPFLX · pith_short_16: GDIRSW4HPFLXPEQD · pith_short_8: GDIRSW4H

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/GDIRSW4HPFLXPEQDNPUVZF4UWH \
  | 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: 30d1195b8779577792036be95c9794b1ce86359ab3207482ec9a66537eab3589

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aac61638830f25c7206ff84ee3127f469818e13b0660c3d4984a8641012fe2a8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2010-09-21T16:55:17Z",
    "title_canon_sha256": "b299dc23e4944613521c5befa6c05d76a051b97824fad7e528e375564442c956"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1009.4144",
    "kind": "arxiv",
    "version": 2
  }
}