Pith Number

pith:UUO4I3GZ

pith:2013:UUO4I3GZ5BT4Z4HBC4B4NVFPKI

not attested not anchored not stored refs pending

Improving Pointwise Mutual Information (PMI) by Incorporating Significant Co-occurrence

Om P. Damani

arxiv:1307.0596 v1 · 2013-07-02 · 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{UUO4I3GZ5BT4Z4HBC4B4NVFPKI}

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	2026-05-18T03:19:25.189138Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a51dc46cd9e867ccf0e11703c6d4af52134469b08dc5bf84d2cbc4da02dff98b

Aliases

arxiv: 1307.0596 · arxiv_version: 1307.0596v1 · doi: 10.48550/arxiv.1307.0596 · pith_short_12: UUO4I3GZ5BT4 · pith_short_16: UUO4I3GZ5BT4Z4HB · pith_short_8: UUO4I3GZ

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/UUO4I3GZ5BT4Z4HBC4B4NVFPKI \
  | 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: a51dc46cd9e867ccf0e11703c6d4af52134469b08dc5bf84d2cbc4da02dff98b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1c00de76b2b0997e0d51d51facec9a412a3b7d00081a97923b63bfabfd52e011",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2013-07-02T06:25:51Z",
    "title_canon_sha256": "1d9551b14c5e8992824e57704f0bfe24b58b73a7624cedf6051be1d0ad0a79bd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.0596",
    "kind": "arxiv",
    "version": 1
  }
}