Pith Number

pith:U5UTZE43

pith:2017:U5UTZE43VNVGYHK2DGKW3PSDBV

not attested not anchored not stored refs pending

Learning when to skim and when to read

Alexander Rosenberg Johansen, Richard Socher

arxiv:1712.05483 v1 · 2017-12-15 · 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{U5UTZE43VNVGYHK2DGKW3PSDBV}

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	2026-05-18T00:27:56.304100Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a7693c939bab6a6c1d5a19956dbe430d70078c96ae4bf64e8944b21d3f82e4fe

Aliases

arxiv: 1712.05483 · arxiv_version: 1712.05483v1 · doi: 10.48550/arxiv.1712.05483 · pith_short_12: U5UTZE43VNVG · pith_short_16: U5UTZE43VNVGYHK2 · pith_short_8: U5UTZE43

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/U5UTZE43VNVGYHK2DGKW3PSDBV \
  | 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: a7693c939bab6a6c1d5a19956dbe430d70078c96ae4bf64e8944b21d3f82e4fe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a1461910bcd6dd0b72d93d2439c81c07e6b5858d02536cb63ff4c97a5f448bdb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2017-12-15T00:12:47Z",
    "title_canon_sha256": "663fd028a5cd3f990e4008f7a76887aa977c6825578791b6abf36d1e7de3e4c0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.05483",
    "kind": "arxiv",
    "version": 1
  }
}