Pith Number

pith:4KKTLLGX

pith:2019:4KKTLLGXIA2ZTYCZXSZK2ATH6W

not attested not anchored not stored refs pending

Resampling detection of recompressed images via dual-stream convolutional neural network

Antao Zhou, Gang Cao, Gege Song, Lifang Yang, Xianglin Huang, Yonggui Zhu

arxiv:1901.04637 v3 · 2019-01-15 · 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{4KKTLLGXIA2ZTYCZXSZK2ATH6W}

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	2026-05-17T23:46:35.914636Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e29535acd7403599e059bcb2ad0267f58c4b8272465c3ccd48fafcd2db96be06

Aliases

arxiv: 1901.04637 · arxiv_version: 1901.04637v3 · doi: 10.48550/arxiv.1901.04637 · pith_short_12: 4KKTLLGXIA2Z · pith_short_16: 4KKTLLGXIA2ZTYCZ · pith_short_8: 4KKTLLGX

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/4KKTLLGXIA2ZTYCZXSZK2ATH6W \
  | 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: e29535acd7403599e059bcb2ad0267f58c4b8272465c3ccd48fafcd2db96be06

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3c03fc71235ecd83f11421e2ae0f0d597514dcdeb82c41c378dcb57949424b7a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-01-15T02:15:26Z",
    "title_canon_sha256": "cd83e9f4f3635b6116253b338e4addfe40b024034faec6efed3dd7750f13334f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.04637",
    "kind": "arxiv",
    "version": 3
  }
}