Pith Number

pith:7LF4QT6R

pith:2014:7LF4QT6RUZQ4D2QLISC7GCF2JH

not attested not anchored not stored refs pending

Dualizable Shearlet Frames and Sparse Approximation

Gitta Kutyniok, Wang-Q Lim

arxiv:1411.2303 v1 · 2014-11-10 · 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{7LF4QT6RUZQ4D2QLISC7GCF2JH}

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	2026-05-18T02:38:07.887195Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

facbc84fd1a661c1ea0b4485f308ba49de8db3be841e3e3a881b0c0ad33b9270

Aliases

arxiv: 1411.2303 · arxiv_version: 1411.2303v1 · doi: 10.48550/arxiv.1411.2303 · pith_short_12: 7LF4QT6RUZQ4 · pith_short_16: 7LF4QT6RUZQ4D2QL · pith_short_8: 7LF4QT6R

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/7LF4QT6RUZQ4D2QLISC7GCF2JH \
  | 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: facbc84fd1a661c1ea0b4485f308ba49de8db3be841e3e3a881b0c0ad33b9270

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "33356fcff2ba7ede843b3d30829061fde3c3240b8e13f668f873df4870d64db3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2014-11-10T00:11:51Z",
    "title_canon_sha256": "85985ecfacf855ed6393958733d037b4f0b4c8cedab8d0d5a9b3e8f39eb18d31"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1411.2303",
    "kind": "arxiv",
    "version": 1
  }
}