Pith Number

pith:7JRJJ3YY

pith:2012:7JRJJ3YY652WYSD6N27POKE3L7

not attested not anchored not stored refs pending

Construction of Learning Path Using Ant Colony Optimization from a Frequent Pattern Graph

Ranjan Dasgupta, Sandipan Sahu, Souvik Sengupta

arxiv:1201.3976 v1 · 2012-01-19 · cs.OH

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7JRJJ3YY652WYSD6N27POKE3L7}

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	2026-05-18T04:04:16.306612Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fa6294ef18f7756c487e6ebef7289b5ff62fa124483bebaed16790b15cc80c6a

Aliases

arxiv: 1201.3976 · arxiv_version: 1201.3976v1 · doi: 10.48550/arxiv.1201.3976 · pith_short_12: 7JRJJ3YY652W · pith_short_16: 7JRJJ3YY652WYSD6 · pith_short_8: 7JRJJ3YY

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/7JRJJ3YY652WYSD6N27POKE3L7 \
  | 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: fa6294ef18f7756c487e6ebef7289b5ff62fa124483bebaed16790b15cc80c6a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "99ad66783d6797fb4958e1d657124b643e9b547d48ef9abcc982058f66e68647",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.OH",
    "submitted_at": "2012-01-19T06:09:53Z",
    "title_canon_sha256": "a91a8bb0359b8b4758b82b3d7a073880ab5bab07b677704f27f1e5e8aaf92a47"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.3976",
    "kind": "arxiv",
    "version": 1
  }
}