Pith Number

pith:7O77UKYC

pith:2013:7O77UKYC47CWZB7PKMTT4LBVT7

not attested not anchored not stored refs pending

Efficient algorithms for discrete Gabor transforms on a nonseparable lattice

Christoph Wiesmeyr, Nicki Holighaus, Peter L. Soendergaard

arxiv:1307.4569 v1 · 2013-07-17 · 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{7O77UKYC47CWZB7PKMTT4LBVT7}

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	2026-05-18T01:48:43.542337Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fbbffa2b02e7c56c87ef53273e2c359ff595c66e6eb83cc1db1f16347525c803

Aliases

arxiv: 1307.4569 · arxiv_version: 1307.4569v1 · doi: 10.48550/arxiv.1307.4569 · pith_short_12: 7O77UKYC47CW · pith_short_16: 7O77UKYC47CWZB7P · pith_short_8: 7O77UKYC

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/7O77UKYC47CWZB7PKMTT4LBVT7 \
  | 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: fbbffa2b02e7c56c87ef53273e2c359ff595c66e6eb83cc1db1f16347525c803

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "70a7a90625046e7a70df2cdfe3aa38b49c36dd0831e86e86d153854c960e315b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2013-07-17T10:38:01Z",
    "title_canon_sha256": "97d11eef85972f0adcfac18cdfbf0fdc91a022a7a6362fa3c83115067e942113"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.4569",
    "kind": "arxiv",
    "version": 1
  }
}