Pith Number

pith:RIIHRPHY

pith:2018:RIIHRPHYIIOLA2PXR47LEFRGVV

not attested not anchored not stored refs pending

Matching with Text Data: An Experimental Evaluation of Methods for Matching Documents and of Measuring Match Quality

Aaron Russell Kaufman, L. Jason Anastasopoulos, Luke Miratrix, Reagan Mozer

arxiv:1801.00644 v7 · 2018-01-02 · stat.ME · 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{RIIHRPHYIIOLA2PXR47LEFRGVV}

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	2026-05-17T23:51:19.974832Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8a1078bcf8421cb069f78f3eb21626ad4e6dcb2196bd47252a2506fbaa1f1914

Aliases

arxiv: 1801.00644 · arxiv_version: 1801.00644v7 · doi: 10.48550/arxiv.1801.00644 · pith_short_12: RIIHRPHYIIOL · pith_short_16: RIIHRPHYIIOLA2PX · pith_short_8: RIIHRPHY

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/RIIHRPHYIIOLA2PXR47LEFRGVV \
  | 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: 8a1078bcf8421cb069f78f3eb21626ad4e6dcb2196bd47252a2506fbaa1f1914

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "29e4fa29f65818f5ce69b3f948c5c769122741c964814cd328602a61b835ac32",
    "cross_cats_sorted": [
      "cs.CL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2018-01-02T13:47:43Z",
    "title_canon_sha256": "c187446ba782179b033b14a47e4b7415e6d928c61c9f54b70304ef065405dc17"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.00644",
    "kind": "arxiv",
    "version": 7
  }
}