Pith Number

pith:5GEY4UBV

pith:2017:5GEY4UBVXRHXBN4624SZ5SVN7R

not attested not anchored not stored refs pending

Lithium NLP: A System for Rich Information Extraction from Noisy User Generated Text on Social Media

Guoning Hu, Nemanja Spasojevic, Preeti Bhargava

arxiv:1707.04244 v1 · 2017-07-13 · cs.AI · cs.CL · cs.IR

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5GEY4UBVXRHXBN4624SZ5SVN7R}

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	2026-05-18T00:40:20.135398Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e9898e5035bc4f70b79ed7259ecaadfc51e3fbc01aa7bfe876af82963530e2de

Aliases

arxiv: 1707.04244 · arxiv_version: 1707.04244v1 · doi: 10.48550/arxiv.1707.04244 · pith_short_12: 5GEY4UBVXRHX · pith_short_16: 5GEY4UBVXRHXBN46 · pith_short_8: 5GEY4UBV

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/5GEY4UBVXRHXBN4624SZ5SVN7R \
  | 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: e9898e5035bc4f70b79ed7259ecaadfc51e3fbc01aa7bfe876af82963530e2de

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aaeaf31045bb220bf0b596d7153d133715b3fdd7555f773f2819f2d75cb986c1",
    "cross_cats_sorted": [
      "cs.CL",
      "cs.IR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2017-07-13T17:52:51Z",
    "title_canon_sha256": "951407c4bd0b3382626dfe638e12121a297af19efacd1bb80b0a61a0317f345f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.04244",
    "kind": "arxiv",
    "version": 1
  }
}