Pith Number

pith:ZU2P37XF

pith:2025:ZU2P37XFDSPJCUY2OXVLYYFGXG

not attested not anchored not stored refs pending

A Baseline Method for Removing Invisible Image Watermarks using Deep Image Prior

Hengyue Liang, Ju Sun, Taihui Li

arxiv:2502.13998 v2 · 2025-02-19 · eess.IV · cs.AI · cs.CR · 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{ZU2P37XFDSPJCUY2OXVLYYFGXG}

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	2026-07-05T11:30:41.629164Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cd34fdfee51c9e91531a75eabc60a6b9b9aba85968a70353279b10e3abee9df3

Aliases

arxiv: 2502.13998 · arxiv_version: 2502.13998v2 · doi: 10.48550/arxiv.2502.13998 · pith_short_12: ZU2P37XFDSPJ · pith_short_16: ZU2P37XFDSPJCUY2 · pith_short_8: ZU2P37XF

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/ZU2P37XFDSPJCUY2OXVLYYFGXG \
  | 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: cd34fdfee51c9e91531a75eabc60a6b9b9aba85968a70353279b10e3abee9df3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "685ba14144e4642085615cd98f07083de798cf9a3bf02c4b3d0cf379f73cf756",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.CR",
      "cs.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2025-02-19T07:30:19Z",
    "title_canon_sha256": "d2e4fafe95a1197d0427a87e8c62a0e7ef24c4b5a2a7cf65993faecdd168771e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.13998",
    "kind": "arxiv",
    "version": 2
  }
}