Pith Number

pith:IHJN77WJ

pith:2019:IHJN77WJ7PQCLVVVUHSHFOYCIH

not attested not anchored not stored refs pending

Patent Analytics Based on Feature Vector Space Model: A Case of IoT

Jiaju Qi, Kan Zheng, Lei Lei

arxiv:1904.08100 v1 · 2019-04-17 · 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{IHJN77WJ7PQCLVVVUHSHFOYCIH}

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	2026-05-17T23:48:18.762162Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

41d2dffec9fbe025d6b5a1e472bb0241c47469df47b8ffa9859bf1e0e2d0c931

Aliases

arxiv: 1904.08100 · arxiv_version: 1904.08100v1 · doi: 10.48550/arxiv.1904.08100 · pith_short_12: IHJN77WJ7PQC · pith_short_16: IHJN77WJ7PQCLVVV · pith_short_8: IHJN77WJ

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/IHJN77WJ7PQCLVVVUHSHFOYCIH \
  | 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: 41d2dffec9fbe025d6b5a1e472bb0241c47469df47b8ffa9859bf1e0e2d0c931

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "56ac5b23a2456b3ee6edcf73c51297445d593ad091de97866877bbdc0e9314f2",
    "cross_cats_sorted": [
      "cs.IR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2019-04-17T06:20:53Z",
    "title_canon_sha256": "9064d1538d6fac643cd968f66288859ae81f66b1bac4bcb1a85347e3b453ae09"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.08100",
    "kind": "arxiv",
    "version": 1
  }
}