Pith Number

pith:3UGM53II

pith:2025:3UGM53IIOCAOMBSSKEK63RQOKQ

not attested not anchored not stored refs pending

Named Entity Swapping for Metadata Anonymization in a Text Corpus

Jan Greve, Lukas Sablica

arxiv:2505.21128 v1 · 2025-05-27 · stat.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3UGM53IIOCAOMBSSKEK63RQOKQ}

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	2026-07-05T11:10:24.090062Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dd0cceed087080e606525115edc60e5428966f3de48a6d454a0d8503602e638e

Aliases

arxiv: 2505.21128 · arxiv_version: 2505.21128v1 · doi: 10.48550/arxiv.2505.21128 · pith_short_12: 3UGM53IIOCAO · pith_short_16: 3UGM53IIOCAOMBSS · pith_short_8: 3UGM53II

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/3UGM53IIOCAOMBSSKEK63RQOKQ \
  | 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: dd0cceed087080e606525115edc60e5428966f3de48a6d454a0d8503602e638e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2190bbf5fda340c82a97ed61edccd0e83dfbe6a3c79c7b6dc1b67ffe373e4866",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "stat.AP",
    "submitted_at": "2025-05-27T12:45:45Z",
    "title_canon_sha256": "89e10afd83b49f9d91e3c74f3a73c859282adf07cda4d95db7f50f937f46102d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.21128",
    "kind": "arxiv",
    "version": 1
  }
}