Pith Number

pith:TCWJ4MAE

pith:2012:TCWJ4MAEB7JYC5D33QYO3M33FQ

not attested not anchored not stored refs pending

Compressive Sensing for Polyharmonic Subdivision Wavelets With Applications to Image Analysis

Damyan Kalaglarsky, Ognyan Kounchev

arxiv:1204.3996 v1 · 2012-04-18 · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TCWJ4MAEB7JYC5D33QYO3M33FQ}

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	2026-05-18T03:57:38.034410Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

98ac9e30040fd381747bdc30edb37b2c3bcc40656e8c52a0c12545a4a450bebb

Aliases

arxiv: 1204.3996 · arxiv_version: 1204.3996v1 · doi: 10.48550/arxiv.1204.3996 · pith_short_12: TCWJ4MAEB7JY · pith_short_16: TCWJ4MAEB7JYC5D3 · pith_short_8: TCWJ4MAE

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/TCWJ4MAEB7JYC5D33QYO3M33FQ \
  | 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: 98ac9e30040fd381747bdc30edb37b2c3bcc40656e8c52a0c12545a4a450bebb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d76e69033eda36b542e0a7f2a6ec2e1088ce86f84398cea522379cc7a789eddc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2012-04-18T07:28:20Z",
    "title_canon_sha256": "a9f73686ae54cab6404da75a365a1385a9e79f22b1360968072f69fbea078cd8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.3996",
    "kind": "arxiv",
    "version": 1
  }
}