Pith Number

pith:WWU2HN3E

pith:2021:WWU2HN3EAGPVBB5OUYZQEXMP3Y

not attested not anchored not stored refs pending

Meta-Learning for improving rare word recognition in end-to-end ASR

Florian Lux, Ngoc Thang Vu

arxiv:2102.12624 v1 · 2021-02-25 · 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{WWU2HN3EAGPVBB5OUYZQEXMP3Y}

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	2026-07-05T02:18:22.259572Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b5a9a3b764019f5087aea633025d8fde2cf4d29fde648ac4164483f30ad861ca

Aliases

arxiv: 2102.12624 · arxiv_version: 2102.12624v1 · doi: 10.48550/arxiv.2102.12624 · pith_short_12: WWU2HN3EAGPV · pith_short_16: WWU2HN3EAGPVBB5O · pith_short_8: WWU2HN3E

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/WWU2HN3EAGPVBB5OUYZQEXMP3Y \
  | 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: b5a9a3b764019f5087aea633025d8fde2cf4d29fde648ac4164483f30ad861ca

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e5f1ddc511b3db5a12e3fc15cd24d8711e9f8a34578cead95d6f776736eb44b1",
    "cross_cats_sorted": [
      "cs.SD"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "eess.AS",
    "submitted_at": "2021-02-25T01:40:28Z",
    "title_canon_sha256": "dfb995afc8ce2c9b0b765b20f109e3f2c1e93cf6adbb0be6e7e2bafe5caf890c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2102.12624",
    "kind": "arxiv",
    "version": 1
  }
}