Pith Number

pith:EB4DEWPL

pith:2025:EB4DEWPLUHZQCHHUBBTRVRSSHN

not attested not anchored not stored refs pending

Lost in Edits? A $\lambda$-Compass for AIGC Provenance

Bryan Hooi, Euijin Choo, Junsong Yuan, Ming-Hsuan Yang, Wenhao You, Yiwei Wang, Yujun Cai, Zi Huang

arxiv:2502.04364 v1 · 2025-02-05 · cs.CV · cs.AI · cs.HC · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EB4DEWPLUHZQCHHUBBTRVRSSHN}

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	2026-07-05T10:10:50.366583Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

20783259eba1f3011cf408671ac6523b5fa81e30be693a97e2fab8adf120e53c

Aliases

arxiv: 2502.04364 · arxiv_version: 2502.04364v1 · doi: 10.48550/arxiv.2502.04364 · pith_short_12: EB4DEWPLUHZQ · pith_short_16: EB4DEWPLUHZQCHHU · pith_short_8: EB4DEWPL

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/EB4DEWPLUHZQCHHUBBTRVRSSHN \
  | 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: 20783259eba1f3011cf408671ac6523b5fa81e30be693a97e2fab8adf120e53c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "80602d0fa473b37900f281b3066c89b837024664aa784640a3314eb4a88a5d47",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.HC",
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2025-02-05T06:24:25Z",
    "title_canon_sha256": "2035f9ed8b41c6e093eb853ed5c792b8f4dca0cd3692e66f64daec964d8c78ac"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.04364",
    "kind": "arxiv",
    "version": 1
  }
}