Pith Number

pith:5MNIELRC

pith:2010:5MNIELRCPRLRWALMZ3J7RZ6OKH

not attested not anchored not stored refs pending

Compactly Supported Shearlets are Optimally Sparse

G. Kutyniok, W. Lim

arxiv:1002.2661 v3 · 2010-02-12 · 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{5MNIELRCPRLRWALMZ3J7RZ6OKH}

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	2026-05-18T02:24:38.894135Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eb1a822e227c571b016cced3f8e7ce51e34c9aac9239a33329e40f80049827a5

Aliases

arxiv: 1002.2661 · arxiv_version: 1002.2661v3 · doi: 10.48550/arxiv.1002.2661 · pith_short_12: 5MNIELRCPRLR · pith_short_16: 5MNIELRCPRLRWALM · pith_short_8: 5MNIELRC

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/5MNIELRCPRLRWALMZ3J7RZ6OKH \
  | 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: eb1a822e227c571b016cced3f8e7ce51e34c9aac9239a33329e40f80049827a5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f557a788ba65c03628934511e78b9829250168807433588e43a30a0e54d32c7b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2010-02-12T23:56:24Z",
    "title_canon_sha256": "c2a1cb66b854ee3e4eee6a328f1cd3b21e8aabcfc3895d4e43b3a0f238bebcaa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1002.2661",
    "kind": "arxiv",
    "version": 3
  }
}