Pith Number

pith:TPEXDT4E

pith:2006:TPEXDT4ETWVLJ2LU7ZBMN4IZKP

not attested not anchored not stored refs pending

Norm expansion along a zero variety in ${\mathbb C}^d$

A. Sola, H. Hedenmalm, S. Shimorin

arxiv:math/0608717 v1 · 2006-08-29 · math.CV · 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{TPEXDT4ETWVLJ2LU7ZBMN4IZKP}

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	2026-05-18T03:04:22.858824Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9bc971cf849daab4e974fe42c6f11953e60a4261483b7fcce5ce5ff3223298e6

Aliases

arxiv: math/0608717 · arxiv_version: math/0608717v1 · doi: 10.48550/arxiv.math/0608717 · pith_short_12: TPEXDT4ETWVL · pith_short_16: TPEXDT4ETWVLJ2LU · pith_short_8: TPEXDT4E

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/TPEXDT4ETWVLJ2LU7ZBMN4IZKP \
  | 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: 9bc971cf849daab4e974fe42c6f11953e60a4261483b7fcce5ce5ff3223298e6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d5671022646cf7ef4541b2a2b00f8f88aed9d2fee6839d50cd5b98574fee4d5f",
    "cross_cats_sorted": [
      "math.FA"
    ],
    "license": "",
    "primary_cat": "math.CV",
    "submitted_at": "2006-08-29T14:31:54Z",
    "title_canon_sha256": "33d362b7c6c6b15935ed3d5b8f0f18f9dfbeff6bb30103d2d60f8e7c02dd9372"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0608717",
    "kind": "arxiv",
    "version": 1
  }
}