Pith Number

pith:PFZMWHH7

pith:2021:PFZMWHH7AU7OD5CM64PD7JN3KO

not attested not anchored not stored refs pending

Loss Function Discovery for Object Detection via Convergence-Simulation Driven Search

Bochao Wang, Gengwei Zhang, Hang Xu, Peidong Liu, Xiaodan Liang, Yong Jiang, Zhenguo Li

arxiv:2102.04700 v1 · 2021-02-09 · cs.CV · cs.AI · cs.NE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PFZMWHH7AU7OD5CM64PD7JN3KO}

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	2026-07-05T02:14:03.809387Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7972cb1cff053ee1f44cf71e3fa5bb538a8d20046ad914c7d2b5d6e820a9770e

Aliases

arxiv: 2102.04700 · arxiv_version: 2102.04700v1 · doi: 10.48550/arxiv.2102.04700 · pith_short_12: PFZMWHH7AU7O · pith_short_16: PFZMWHH7AU7OD5CM · pith_short_8: PFZMWHH7

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/PFZMWHH7AU7OD5CM64PD7JN3KO \
  | 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: 7972cb1cff053ee1f44cf71e3fa5bb538a8d20046ad914c7d2b5d6e820a9770e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "52f5db66637d5166e4854520e5702073a0fcbc514db5913e726ad1c78f20b5d6",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.NE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-02-09T08:34:52Z",
    "title_canon_sha256": "cf66216a00c53ee9c63bfda6773fe5d25f060d65ed96e14ba676663f83fe5db3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2102.04700",
    "kind": "arxiv",
    "version": 1
  }
}