Pith Number

pith:CI5NUZN4

pith:2021:CI5NUZN4QYCMPAEDNEL3WDTZK4

not attested not anchored not stored refs pending

TWAG: A Topic-Guided Wikipedia Abstract Generator

Fangwei Zhu, Jiaxin Shi, Juanzi Li, Lei Hou, Shangqing Tu, Tong Cui

arxiv:2106.15135 v1 · 2021-06-29 · 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{CI5NUZN4QYCMPAEDNEL3WDTZK4}

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	2026-07-05T02:53:05.649109Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

123ada65bc8604c780836917bb0e7957230db352921478266b83ab3b0b202650

Aliases

arxiv: 2106.15135 · arxiv_version: 2106.15135v1 · doi: 10.48550/arxiv.2106.15135 · pith_short_12: CI5NUZN4QYCM · pith_short_16: CI5NUZN4QYCMPAED · pith_short_8: CI5NUZN4

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/CI5NUZN4QYCMPAEDNEL3WDTZK4 \
  | 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: 123ada65bc8604c780836917bb0e7957230db352921478266b83ab3b0b202650

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a2b4ec2e0a16d5c8c8d73429030af6df199ea1baa1d8467090dbe0d751e92bb6",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2021-06-29T07:42:08Z",
    "title_canon_sha256": "cf739d57680fa5e75abdf58cbdbb80b3d433fe91ea53f7a2b7644909124ff816"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2106.15135",
    "kind": "arxiv",
    "version": 1
  }
}