Pith Number

pith:75JIGF33

pith:2019:75JIGF33CHEVZFKL4RM7VJ2JY3

not attested not anchored not stored refs pending

On modelling the emergence of logical thinking

Bipin Indurkhya, Cristian Ivan

arxiv:1905.09730 v1 · 2019-05-23 · cs.AI · cs.GL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{75JIGF33CHEVZFKL4RM7VJ2JY3}

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	2026-05-17T23:45:16.217756Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ff5283177b11c95c954be459faa749c6c1e1ccded5c56e1930fbd6463a3db6ff

Aliases

arxiv: 1905.09730 · arxiv_version: 1905.09730v1 · doi: 10.48550/arxiv.1905.09730 · pith_short_12: 75JIGF33CHEV · pith_short_16: 75JIGF33CHEVZFKL · pith_short_8: 75JIGF33

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/75JIGF33CHEVZFKL4RM7VJ2JY3 \
  | 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: ff5283177b11c95c954be459faa749c6c1e1ccded5c56e1930fbd6463a3db6ff

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ac8124ec66267b318399ed192dd9c69aba7a9542aa81a8400eb0149168980eb8",
    "cross_cats_sorted": [
      "cs.GL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2019-05-23T15:46:13Z",
    "title_canon_sha256": "f0ebec120126b564af046de88de338b3e5c7737589ffea26f65ecde6dc7a65ff"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.09730",
    "kind": "arxiv",
    "version": 1
  }
}