Pith Number

pith:RSRZBGTU

pith:2022:RSRZBGTUHQD5KSD5CMSLFEWDXV

not attested not anchored not stored refs pending

Better Supervisory Signals by Observing Learning Paths

Danica J. Sutherland, Shangmin Guo, Yi Ren

arxiv:2203.02485 v1 · 2022-03-04 · stat.ML · 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{RSRZBGTUHQD5KSD5CMSLFEWDXV}

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	2026-07-05T04:02:11.138369Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8ca3909a743c07d5487d1324b292c3bd52557dcc0be45c77a33d474ed4605696

Aliases

arxiv: 2203.02485 · arxiv_version: 2203.02485v1 · doi: 10.48550/arxiv.2203.02485 · pith_short_12: RSRZBGTUHQD5 · pith_short_16: RSRZBGTUHQD5KSD5 · pith_short_8: RSRZBGTU

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/RSRZBGTUHQD5KSD5CMSLFEWDXV \
  | 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: 8ca3909a743c07d5487d1324b292c3bd52557dcc0be45c77a33d474ed4605696

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "34ebb46f6d31d4c682abb2bbf7b3adc5b671de21314c14c804cd53b209f50da5",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2022-03-04T18:31:23Z",
    "title_canon_sha256": "8417db0ac0b49dc6fd8b85d93d06888eb433adf277f1ad6f217742647b10fa46"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2203.02485",
    "kind": "arxiv",
    "version": 1
  }
}