Pith Number

pith:CB5G6R45

pith:2020:CB5G6R45AW5O757BEWNWXG3TI4

not attested not anchored not stored refs pending

Meta-Learning with Sparse Experience Replay for Lifelong Language Learning

Ekaterina Shutova, Helen Yannakoudakis, Nithin Holla, Pushkar Mishra

arxiv:2009.04891 v2 · 2020-09-10 · cs.CL · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CB5G6R45AW5O757BEWNWXG3TI4}

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	2026-07-05T03:00:28.268780Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

107a6f479d05baeff7e1259b6b9b734722c0691d82513620407d66613e5583a4

Aliases

arxiv: 2009.04891 · arxiv_version: 2009.04891v2 · doi: 10.48550/arxiv.2009.04891 · pith_short_12: CB5G6R45AW5O · pith_short_16: CB5G6R45AW5O757B · pith_short_8: CB5G6R45

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/CB5G6R45AW5O757BEWNWXG3TI4 \
  | 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: 107a6f479d05baeff7e1259b6b9b734722c0691d82513620407d66613e5583a4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c80c36bb35081f602b5cf85fd97425b9a7220f5055848a8f144efeabcfcb5c3e",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2020-09-10T14:36:38Z",
    "title_canon_sha256": "ea5b732b417bdc80cfabb01e12364b32ff6e44ab9e6cc88b2ecad61d9daacd35"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2009.04891",
    "kind": "arxiv",
    "version": 2
  }
}