Pith Number

pith:FLCV6VO6

pith:2019:FLCV6VO6D6VLOTLXFMUGQU5ZHU

not attested not anchored not stored refs pending

P2SGrad: Refined Gradients for Optimizing Deep Face Models

Hongsheng Li, Junjie Yan, Mengya Gao, Rui Zhao, Xiaogang Wang, Xiao Zhang, Yu Qiao

arxiv:1905.02479 v1 · 2019-05-07 · 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{FLCV6VO6D6VLOTLXFMUGQU5ZHU}

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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.

Cited by

1 paper in Pith

Towards multi-modal forgery representation learning for AI-generated video detection and localization

Receipt and verification

First computed	2026-05-17T23:46:51.302768Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2ac55f55de1faab74d772b286853b93d34b19c67bd587fe054fb91f77a9d0331

Aliases

arxiv: 1905.02479 · arxiv_version: 1905.02479v1 · doi: 10.48550/arxiv.1905.02479 · pith_short_12: FLCV6VO6D6VL · pith_short_16: FLCV6VO6D6VLOTLX · pith_short_8: FLCV6VO6

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/FLCV6VO6D6VLOTLXFMUGQU5ZHU \
  | 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: 2ac55f55de1faab74d772b286853b93d34b19c67bd587fe054fb91f77a9d0331

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c1f025b4f4301662f5705e3cacd4dfc2090df0aab2bd674261493f42af54c880",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-05-07T11:38:29Z",
    "title_canon_sha256": "a39ec0a28a8cb76d1749bcfa88f9089f8534b18704878362dd8593d5722332bb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.02479",
    "kind": "arxiv",
    "version": 1
  }
}