Pith Number

pith:TLXFLNQK

pith:2019:TLXFLNQKNBJ3YAQG4MWTRKC3DU

not attested not anchored not stored refs pending

Harry Potter and the Action Prediction Challenge from Natural Language

Carlos G\'omez-Rodr\'iguez, David Vilares

arxiv:1905.11037 v1 · 2019-05-27 · 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{TLXFLNQKNBJ3YAQG4MWTRKC3DU}

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	2026-05-17T23:45:03.085813Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9aee55b60a6853bc0206e32d38a85b1d214beb1f46959b51df106eb697b6ba0d

Aliases

arxiv: 1905.11037 · arxiv_version: 1905.11037v1 · doi: 10.48550/arxiv.1905.11037 · pith_short_12: TLXFLNQKNBJ3 · pith_short_16: TLXFLNQKNBJ3YAQG · pith_short_8: TLXFLNQK

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/TLXFLNQKNBJ3YAQG4MWTRKC3DU \
  | 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: 9aee55b60a6853bc0206e32d38a85b1d214beb1f46959b51df106eb697b6ba0d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3e0cbc4217adfd06c6a370487e877ca85126c8aac135c3bea07bf3e64b749a41",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2019-05-27T08:28:51Z",
    "title_canon_sha256": "8842b9004254370329c762d37da6aaacd3a1cb86a07fab7db4b393da171a9de8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.11037",
    "kind": "arxiv",
    "version": 1
  }
}