Pith Number

pith:QHJXWXS6

pith:2016:QHJXWXS65WSVHHWW6UJRM453VM

not attested not anchored not stored refs pending

Phase recovery in NMF for audio source separation: an insightful benchmark

Bertrand David, Paul Magron, Roland Badeau

arxiv:1605.07469 v1 · 2016-05-24 · cs.SD

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QHJXWXS65WSVHHWW6UJRM453VM}

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	2026-05-18T00:58:09.353016Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

81d37b5e5eeda5539ed6f5131673bbab39d9ca190e10d43888d7071341d49574

Aliases

arxiv: 1605.07469 · arxiv_version: 1605.07469v1 · doi: 10.48550/arxiv.1605.07469 · pith_short_12: QHJXWXS65WSV · pith_short_16: QHJXWXS65WSVHHWW · pith_short_8: QHJXWXS6

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/QHJXWXS65WSVHHWW6UJRM453VM \
  | 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: 81d37b5e5eeda5539ed6f5131673bbab39d9ca190e10d43888d7071341d49574

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "770613a4341b36e855ee5990ab1f7cbbc176de7118f2f6824ca92c697a09d397",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SD",
    "submitted_at": "2016-05-24T14:05:51Z",
    "title_canon_sha256": "86ba4a3fca5dacf398d11c51778bb032d7f33893ad96db44171d888b870fd4a7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1605.07469",
    "kind": "arxiv",
    "version": 1
  }
}