Pith Number

pith:D47AH6DL

pith:2006:D47AH6DLG2KVSEUAEUMQX4X6CT

not attested not anchored not stored refs pending

Lectures on Nehari's Theorem on the Polydisk

Michael Lacey

arxiv:math/0601272 v1 · 2006-01-12 · math.CA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{D47AH6DLG2KVSEUAEUMQX4X6CT}

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	2026-05-18T03:56:10.987081Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1f3e03f86b369559128025190bf2fe14cb45fb026af9337ccefd2e7ac3538ead

Aliases

arxiv: math/0601272 · arxiv_version: math/0601272v1 · doi: 10.48550/arxiv.math/0601272 · pith_short_12: D47AH6DLG2KV · pith_short_16: D47AH6DLG2KVSEUA · pith_short_8: D47AH6DL

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/D47AH6DLG2KVSEUAEUMQX4X6CT \
  | 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: 1f3e03f86b369559128025190bf2fe14cb45fb026af9337ccefd2e7ac3538ead

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "20dcc9936a9c55a335b99993da28264713e1b7a39b6e70ddc19b583aed1f14fa",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "math.CA",
    "submitted_at": "2006-01-12T03:19:20Z",
    "title_canon_sha256": "19d894fc71a073431ded0ac054b9d12655a3ac6e10688af4291491d6fa30a5bf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0601272",
    "kind": "arxiv",
    "version": 1
  }
}