Pith Number

pith:3WDOW3RU

pith:2018:3WDOW3RUFYJZAAFGDU6LQASMV3

not attested not anchored not stored refs pending

A Supervised Approach To The Interpretation Of Imperative To-Do Lists

Barbara Di Eugenio, Paul Landes

arxiv:1806.07999 v1 · 2018-06-20 · cs.CL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3WDOW3RUFYJZAAFGDU6LQASMV3}

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	2026-05-18T00:12:42.367605Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dd86eb6e342e139000a61d3cb8024caeedd5695d8cd3a123ae9b3af255be46bc

Aliases

arxiv: 1806.07999 · arxiv_version: 1806.07999v1 · doi: 10.48550/arxiv.1806.07999 · pith_short_12: 3WDOW3RUFYJZ · pith_short_16: 3WDOW3RUFYJZAAFG · pith_short_8: 3WDOW3RU

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/3WDOW3RUFYJZAAFGDU6LQASMV3 \
  | 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: dd86eb6e342e139000a61d3cb8024caeedd5695d8cd3a123ae9b3af255be46bc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f3639e9917e9d326511c24a9a50134d99d1298fceddf3c8725189787cc3366a3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2018-06-20T21:46:49Z",
    "title_canon_sha256": "814c020eec48a09d2d13b32b4115617ddb1f5e6e03be88c8a47649c0b85a4c81"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.07999",
    "kind": "arxiv",
    "version": 1
  }
}