Pith Number

pith:JGBWVZNU

pith:2020:JGBWVZNUVVRA2TFEPA7EOZMCQX

not attested not anchored not stored refs pending

Enhancement by postfiltering for speech and audio coding in ad-hoc sensor networks

Sneha Das, Tom B\"ackstr\"om

arxiv:2011.03810 v1 · 2020-11-07 · eess.AS · 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{JGBWVZNUVVRA2TFEPA7EOZMCQX}

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	2026-07-05T08:33:17.249972Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

49836ae5b4ad620d4ca4783e47658285c8e2ad64033c8d838dd7fcae1e7ef39c

Aliases

arxiv: 2011.03810 · arxiv_version: 2011.03810v1 · doi: 10.48550/arxiv.2011.03810 · pith_short_12: JGBWVZNUVVRA · pith_short_16: JGBWVZNUVVRA2TFE · pith_short_8: JGBWVZNU

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/JGBWVZNUVVRA2TFEPA7EOZMCQX \
  | 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: 49836ae5b4ad620d4ca4783e47658285c8e2ad64033c8d838dd7fcae1e7ef39c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7dfff22fab59fef6ee49c41b3cbce2acfa8184d25ce95cec1b4513921ed63bea",
    "cross_cats_sorted": [
      "cs.SD"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.AS",
    "submitted_at": "2020-11-07T17:06:18Z",
    "title_canon_sha256": "b954f4d46300b1d935751c18430c0d1922f6498a750dd088c08c04aa8f188aaf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2011.03810",
    "kind": "arxiv",
    "version": 1
  }
}