Pith Number

pith:2U5LGFVB

pith:2025:2U5LGFVB43UQPZNUF66DYC6P5E

not attested not anchored not stored refs pending

TrustDataFilter:Leveraging Trusted Knowledge Base Data for More Effective Filtering of Unknown Information

Jinghong Zhang, Weiling Wang, Xianyou Cheng, Yidong Cui

arxiv:2502.15714 v1 · 2025-01-25 · cs.IR · cs.AI · 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{2U5LGFVB43UQPZNUF66DYC6P5E}

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	2026-07-05T10:18:15.266259Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d53ab316a1e6e907e5b42fbc3c0bcfe926cce18a6dd3346271a395c78ee06c30

Aliases

arxiv: 2502.15714 · arxiv_version: 2502.15714v1 · doi: 10.48550/arxiv.2502.15714 · pith_short_12: 2U5LGFVB43UQ · pith_short_16: 2U5LGFVB43UQPZNU · pith_short_8: 2U5LGFVB

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/2U5LGFVB43UQPZNUF66DYC6P5E \
  | 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: d53ab316a1e6e907e5b42fbc3c0bcfe926cce18a6dd3346271a395c78ee06c30

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "61a73b0140e340cc6dcb13f430c96c9687974023912c836518ca5708783ff42c",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.CL"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2025-01-25T04:18:35Z",
    "title_canon_sha256": "a9fb0e5c790db3bfc7296c6e0a54dd1891430392d96587a104fed4fb18f17e65"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.15714",
    "kind": "arxiv",
    "version": 1
  }
}