Pith Number

pith:4SGN3ZPU

pith:2019:4SGN3ZPUDV4IWT3HJCHKOLWCEK

not attested not anchored not stored refs pending

Meta Learning with Relational Information for Short Sequences

Feng Liu, Haoming Jiang, Hongyuan Zha, Tuo Zhao, Yujia Xie

arxiv:1909.02105 v1 · 2019-09-04 · cs.LG · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4SGN3ZPUDV4IWT3HJCHKOLWCEK}

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	2026-07-05T00:02:30.373492Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e48cdde5f41d788b4f67488ea72ec222b8590bc4cc2af2a59f9b802e23578f90

Aliases

arxiv: 1909.02105 · arxiv_version: 1909.02105v1 · doi: 10.48550/arxiv.1909.02105 · pith_short_12: 4SGN3ZPUDV4I · pith_short_16: 4SGN3ZPUDV4IWT3H · pith_short_8: 4SGN3ZPU

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/4SGN3ZPUDV4IWT3HJCHKOLWCEK \
  | 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: e48cdde5f41d788b4f67488ea72ec222b8590bc4cc2af2a59f9b802e23578f90

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "67fadd59435e979a6990c1df16ddd5d2eb534250b76be20ae20cb0c0c96e295f",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2019-09-04T20:45:42Z",
    "title_canon_sha256": "0074a1b1c1b9a2ba288417505f0b5f27f26acfa9dcb428a9a9a272be9c3ad076"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1909.02105",
    "kind": "arxiv",
    "version": 1
  }
}