Pith Number

pith:SZOPHXOL

pith:2025:SZOPHXOLFJ23AWJHJMQVKWNO3M

not attested not anchored not stored refs pending

Automated Privacy Information Annotation in Large Language Model Interactions

Chaoyue Niu, Fan Wu, Guihai Chen, Hang Zeng, Shaojie Tang, Xiangyu Liu, Yong Hu

arxiv:2505.20910 v2 · 2025-05-27 · 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{SZOPHXOLFJ23AWJHJMQVKWNO3M}

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.

Cited by

2 papers in Pith

Addressing Labelled Data Scarcity: Taxonomy-Agnostic Annotation of PII Values in HTTP Traffic using LLMs

PIIGuard: Mitigating PII Harvesting under Adversarial Sanitization

Receipt and verification

First computed	2026-07-05T11:50:37.223673Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

965cf3ddcb2a75b059274b215559aedb0c5e8c47f82d3cce3fb8e97b3ccbc063

Aliases

arxiv: 2505.20910 · arxiv_version: 2505.20910v2 · doi: 10.48550/arxiv.2505.20910 · pith_short_12: SZOPHXOLFJ23 · pith_short_16: SZOPHXOLFJ23AWJH · pith_short_8: SZOPHXOL

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/SZOPHXOLFJ23AWJHJMQVKWNO3M \
  | 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: 965cf3ddcb2a75b059274b215559aedb0c5e8c47f82d3cce3fb8e97b3ccbc063

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aa030f25f59f1881332bcdaa2c4ec8f70dbeb06f64fcdeb3ed293dce1fc98d2a",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2025-05-27T09:00:12Z",
    "title_canon_sha256": "e12b527b6d0be1137daa2f304b20576891389c9d16e2b710b39912a51c411420"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.20910",
    "kind": "arxiv",
    "version": 2
  }
}