Pith Number

pith:U3VLKX7W

pith:2020:U3VLKX7WYUH4LGGKS2K5B76USW

not attested not anchored not stored refs pending

Computational Skills by Stealth in Secondary School Data Science

Alison L Gibbs, Christopher Collins, Chris Wild, Fanny Chevalier, Raymond Ng, Wesley Burr

arxiv:2010.07017 v1 · 2020-10-08 · cs.CY · cs.CL · stat.OT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{U3VLKX7WYUH4LGGKS2K5B76USW}

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	2026-07-05T01:43:01.963891Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a6eab55ff6c50fc598ca9695d0ffd495a324862c5114646fb751d1b92c98444f

Aliases

arxiv: 2010.07017 · arxiv_version: 2010.07017v1 · doi: 10.48550/arxiv.2010.07017 · pith_short_12: U3VLKX7WYUH4 · pith_short_16: U3VLKX7WYUH4LGGK · pith_short_8: U3VLKX7W

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/U3VLKX7WYUH4LGGKS2K5B76USW \
  | 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: a6eab55ff6c50fc598ca9695d0ffd495a324862c5114646fb751d1b92c98444f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "98273f1853e8ccc020ff39f8a3b8d2ad4bba9df11c71b0383376edf978163cc8",
    "cross_cats_sorted": [
      "cs.CL",
      "stat.OT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CY",
    "submitted_at": "2020-10-08T09:11:51Z",
    "title_canon_sha256": "7960cf060b1158efdee2fd4ffd452438f0d694ccde51a77536f90065928538d6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2010.07017",
    "kind": "arxiv",
    "version": 1
  }
}