Pith Number

pith:ULCHL4AT

pith:2018:ULCHL4ATCLZQGPDZ72UNKZ3ZQM

not attested not anchored not stored refs pending

A Knowledge Hunting Framework for Common Sense Reasoning

Adam Trischler, Ali Emami, Jackie Chi Kit Cheung, Kaheer Suleman, Noelia De La Cruz

arxiv:1810.01375 v1 · 2018-10-02 · 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{ULCHL4ATCLZQGPDZ72UNKZ3ZQM}

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	2026-05-18T00:04:18.118510Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a2c475f01312f3033c79fea8d567798305c34dca89905f1785d7cbc8b3bf0b5a

Aliases

arxiv: 1810.01375 · arxiv_version: 1810.01375v1 · doi: 10.48550/arxiv.1810.01375 · pith_short_12: ULCHL4ATCLZQ · pith_short_16: ULCHL4ATCLZQGPDZ · pith_short_8: ULCHL4AT

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/ULCHL4ATCLZQGPDZ72UNKZ3ZQM \
  | 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: a2c475f01312f3033c79fea8d567798305c34dca89905f1785d7cbc8b3bf0b5a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a0731b7d29512c7c67cbd94aa42437074145b3232f5e946bedead27ba7eb4beb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2018-10-02T17:12:44Z",
    "title_canon_sha256": "f6906cb4cd8d877ce8f7a5cfe8a4aa2659ed12543b33b7e12af7adc4d129796d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.01375",
    "kind": "arxiv",
    "version": 1
  }
}