Pith Number

pith:DJUO4ANG

pith:2010:DJUO4ANGDNUXPSLIE5WUJQKFTV

not attested not anchored not stored refs pending

Spatiospectral concentration in the Cartesian plane

Dong V. Wang, Frederik J. Simons

arxiv:1007.5226 v2 · 2010-07-29 · math.CA · math.NA · physics.data-an · physics.geo-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DJUO4ANGDNUXPSLIE5WUJQKFTV}

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	2026-05-18T04:24:27.570649Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1a68ee01a61b6977c968276d44c1459d4828a3cd0742a771f927ca5dd6b22b58

Aliases

arxiv: 1007.5226 · arxiv_version: 1007.5226v2 · doi: 10.48550/arxiv.1007.5226 · pith_short_12: DJUO4ANGDNUX · pith_short_16: DJUO4ANGDNUXPSLI · pith_short_8: DJUO4ANG

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/DJUO4ANGDNUXPSLIE5WUJQKFTV \
  | 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: 1a68ee01a61b6977c968276d44c1459d4828a3cd0742a771f927ca5dd6b22b58

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "64d0ed3c02934a1ee7d0fd7e0ca1cbddf64710ef51cb98d62c909bcfe641129e",
    "cross_cats_sorted": [
      "math.NA",
      "physics.data-an",
      "physics.geo-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CA",
    "submitted_at": "2010-07-29T14:24:50Z",
    "title_canon_sha256": "b38c0ccd1e16e1c6da68c342087abaf6850827cc7d7a6d5da3118e3863d94d1b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1007.5226",
    "kind": "arxiv",
    "version": 2
  }
}