Pith Number

pith:D7JBV3QU

pith:2026:D7JBV3QUBF2O7QZASQLFDCF77P

not attested not anchored not stored refs pending

Revealing the Technology Development of Natural Language Processing: A Scientific Entity-Centric Perspective

Chengzhi Zhang, Heng Zhang, Yuzhuo Wang

arxiv:2606.29836 v1 · 2026-06-29 · cs.CL · cs.CY · cs.DL · 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{D7JBV3QUBF2O7QZASQLFDCF77P}

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	2026-06-30T02:17:37.491602Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1fd21aee140974efc32094165188bffbcf6d08ae861ec930ec7b7c1199b86956

Aliases

arxiv: 2606.29836 · arxiv_version: 2606.29836v1 · doi: 10.48550/arxiv.2606.29836 · pith_short_12: D7JBV3QUBF2O · pith_short_16: D7JBV3QUBF2O7QZA · pith_short_8: D7JBV3QU

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/D7JBV3QUBF2O7QZASQLFDCF77P \
  | 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: 1fd21aee140974efc32094165188bffbcf6d08ae861ec930ec7b7c1199b86956

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "06a8327d497e4dd20432c7c5bfd2004e073bd9443a69476f41e7295dd71f2017",
    "cross_cats_sorted": [
      "cs.CY",
      "cs.DL",
      "cs.IR"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2026-06-29T06:23:29Z",
    "title_canon_sha256": "24071f391526b201ae1a2ab861b76202b79ae65935327316f26bf089a74665e6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.29836",
    "kind": "arxiv",
    "version": 1
  }
}