Pith Number

pith:QJXZGSXI

pith:2019:QJXZGSXIP6RBKAYFDLUUSVLS6O

not attested not anchored not stored refs pending

An Optimization Framework for Task Sequencing in Curriculum Learning

Christiano Coletto Christakou, Francesco Foglino, Matteo Leonetti

arxiv:1901.11478 v3 · 2019-01-31 · cs.LG · cs.AI · 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{QJXZGSXIP6RBKAYFDLUUSVLS6O}

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	2026-05-17T23:43:27.932433Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

826f934ae87fa21503051ae9495572f3a7c69a6f58591af70f45c15c89f421f8

Aliases

arxiv: 1901.11478 · arxiv_version: 1901.11478v3 · doi: 10.48550/arxiv.1901.11478 · pith_short_12: QJXZGSXIP6RB · pith_short_16: QJXZGSXIP6RBKAYF · pith_short_8: QJXZGSXI

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/QJXZGSXIP6RBKAYFDLUUSVLS6O \
  | 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: 826f934ae87fa21503051ae9495572f3a7c69a6f58591af70f45c15c89f421f8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e9ec83f8ced1cf123f75f8aa6d9413e68ffab895459af412985087909db5f971",
    "cross_cats_sorted": [
      "cs.AI",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2019-01-31T17:08:27Z",
    "title_canon_sha256": "2b4dae72331ce685b15ae69dc13f502922fd5630d1aab652a5ad0fea6490feea"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.11478",
    "kind": "arxiv",
    "version": 3
  }
}