Pith Number

pith:BGUWTRPD

pith:2015:BGUWTRPDREHFTEAWGF4H4ZTFKZ

not attested not anchored not stored refs pending

A Low-throughput Wavelet-based Steganography Audio Scheme

H.M. de Oliveira, P. Carrion, R.M. Campello de Souza

arxiv:1503.07551 v1 · 2015-02-05 · cs.MM · cs.CR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BGUWTRPDREHFTEAWGF4H4ZTFKZ}

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	2026-05-18T02:20:20.447660Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

09a969c5e3890e59901631787e6665564fe57f58277a2d0a0456e4f5d230ad59

Aliases

arxiv: 1503.07551 · arxiv_version: 1503.07551v1 · doi: 10.48550/arxiv.1503.07551 · pith_short_12: BGUWTRPDREHF · pith_short_16: BGUWTRPDREHFTEAW · pith_short_8: BGUWTRPD

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/BGUWTRPDREHFTEAWGF4H4ZTFKZ \
  | 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: 09a969c5e3890e59901631787e6665564fe57f58277a2d0a0456e4f5d230ad59

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3b9c78968edad9410b0fc307677f6168e52ecb4a6a9b15a78a7603b68077fa50",
    "cross_cats_sorted": [
      "cs.CR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.MM",
    "submitted_at": "2015-02-05T03:15:25Z",
    "title_canon_sha256": "45080014565c57c5fc04e726b5e56272a4e566ca225a58603d7c9161fbdc1083"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.07551",
    "kind": "arxiv",
    "version": 1
  }
}