Pith Number

pith:I7BR6F5F

pith:2021:I7BR6F5FEMLCWBDS4ZY4BCPSNZ

not attested not anchored not stored refs pending

A Data-Centric Framework for Composable NLP Workflows

Atif Ahmed, Avinash Bukkittu, Eric P. Xing, Guanxiong Ding, Haoran Shi, Haoying Zhang, Linwei Li, Mansi Gupta, Pengzhi Gao, Shikun Zhang, Swapnil Singhavi, Teruko Mitamura, Wei Wei, Xiaodan Liang, Xin Gao, Zecong Hu, Zhengzhong Liu, Zhiting Hu

arxiv:2103.01834 v4 · 2021-03-02 · cs.CL · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{I7BR6F5FEMLCWBDS4ZY4BCPSNZ}

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	2026-07-05T03:10:52.389340Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

47c31f17a523162b0472e671c089f26e4ef0b4db14983d296b72ee154128fa94

Aliases

arxiv: 2103.01834 · arxiv_version: 2103.01834v4 · doi: 10.48550/arxiv.2103.01834 · pith_short_12: I7BR6F5FEMLC · pith_short_16: I7BR6F5FEMLCWBDS · pith_short_8: I7BR6F5F

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/I7BR6F5FEMLCWBDS4ZY4BCPSNZ \
  | 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: 47c31f17a523162b0472e671c089f26e4ef0b4db14983d296b72ee154128fa94

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bf89c34bfbcdeef4e867c1da1bdad879b49c2d9bf3be017745028e41157d4526",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2021-03-02T16:19:44Z",
    "title_canon_sha256": "6d85e72ee05623be2f1ef636fbd99fe04d34b36aba0c417166e7c439307536b0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2103.01834",
    "kind": "arxiv",
    "version": 4
  }
}