Pith Number

pith:5CVCTFHS

pith:2020:5CVCTFHSXEQIFZUSL57ZTECLK3

not attested not anchored not stored refs pending

Crowdsourcing the Perception of Machine Teaching

Hernisa Kacorri, Jonggi Hong, June Xu, Kyungjun Lee

arxiv:2002.01618 v1 · 2020-02-05 · cs.HC · cs.CV · 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{5CVCTFHSXEQIFZUSL57ZTECLK3}

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	2026-07-05T00:38:47.714539Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e8aa2994f2b92082e6925f7f99904b56fb68fd35d491b7c037482ee82a8b8119

Aliases

arxiv: 2002.01618 · arxiv_version: 2002.01618v1 · doi: 10.48550/arxiv.2002.01618 · pith_short_12: 5CVCTFHSXEQI · pith_short_16: 5CVCTFHSXEQIFZUS · pith_short_8: 5CVCTFHS

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/5CVCTFHSXEQIFZUSL57ZTECLK3 \
  | 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: e8aa2994f2b92082e6925f7f99904b56fb68fd35d491b7c037482ee82a8b8119

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "def645b643ced3921404aa692c2238a86a1ae7b5db7bcb24e937475eed3587ac",
    "cross_cats_sorted": [
      "cs.CV",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.HC",
    "submitted_at": "2020-02-05T03:20:25Z",
    "title_canon_sha256": "ac2a4ce2d5b7b1f4a4642138461b938b198232752ca06b9ebe54dcf0d2a679fc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2002.01618",
    "kind": "arxiv",
    "version": 1
  }
}