Pith Number

pith:Q5DZGRQB

pith:2026:Q5DZGRQBPFE5OLPIVZXYIW4BMA

not attested not anchored not stored refs pending

Efficient Document Tampering Localization with Multi-Level Discrepancy Features and Unified DCT-Quantization Embedding

Aymen Shabou, Mohamed Dhouib, Sonia Vanier, Ye Zhu

arxiv:2606.22285 v1 · 2026-06-21 · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Q5DZGRQBPFE5OLPIVZXYIW4BMA}

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	2026-06-23T02:13:33.934981Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

87479346017949d72de8ae6f845b81600a7a6344a63167ff517d89ec2075b79a

Aliases

arxiv: 2606.22285 · arxiv_version: 2606.22285v1 · doi: 10.48550/arxiv.2606.22285 · pith_short_12: Q5DZGRQBPFE5 · pith_short_16: Q5DZGRQBPFE5OLPI · pith_short_8: Q5DZGRQB

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/Q5DZGRQBPFE5OLPIVZXYIW4BMA \
  | 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: 87479346017949d72de8ae6f845b81600a7a6344a63167ff517d89ec2075b79a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f81351e001f036d48007bd6d6c720cbf0bf2fb790b971905326b31cd231946b3",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2026-06-21T00:29:59Z",
    "title_canon_sha256": "951b537324ccd013d1519a9d8b1357a804e4272e75b8287b3927ce33dd668527"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.22285",
    "kind": "arxiv",
    "version": 1
  }
}