Pith Number

pith:ZAPSPI4K

pith:2020:ZAPSPI4KC5VOSQ6KON5LUNTMYN

not attested not anchored not stored refs pending

Enhancement Of Coded Speech Using a Mask-Based Post-Filter

Guillaume Fuchs, Kishan Gupta, Srikanth Korse

arxiv:2010.05571 v1 · 2020-10-12 · eess.AS · cs.LG · eess.SP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZAPSPI4KC5VOSQ6KON5LUNTMYN}

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	2026-07-05T01:42:08.104349Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c81f27a38a176ae943ca737aba366cc376e00fe9c08871dd2ffec76be38876b5

Aliases

arxiv: 2010.05571 · arxiv_version: 2010.05571v1 · doi: 10.48550/arxiv.2010.05571 · pith_short_12: ZAPSPI4KC5VO · pith_short_16: ZAPSPI4KC5VOSQ6K · pith_short_8: ZAPSPI4K

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/ZAPSPI4KC5VOSQ6KON5LUNTMYN \
  | 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: c81f27a38a176ae943ca737aba366cc376e00fe9c08871dd2ffec76be38876b5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9c8b271fef0c00a829b8f84efddacfb97cf14b088ee1b74642ff0f440bb0f140",
    "cross_cats_sorted": [
      "cs.LG",
      "eess.SP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.AS",
    "submitted_at": "2020-10-12T09:48:09Z",
    "title_canon_sha256": "690bbd1ed319dc074cc6555f606d1fa94e233a51bee4331c99039e46898a01a8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2010.05571",
    "kind": "arxiv",
    "version": 1
  }
}