Pith Number

pith:HQRQKQEW

pith:2019:HQRQKQEWDHZ7XNGZXQUKBWR5ZS

not attested not anchored not stored refs pending

Improved Selective Refinement Network for Face Detection

Hailin Shi, Rui Zhu, Shifeng Zhang, Shuo Wang, Stan Z. Li, Tao Mei, Tianyu Fu, Xiaobo Wang

arxiv:1901.06651 v3 · 2019-01-20 · 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{HQRQKQEWDHZ7XNGZXQUKBWR5ZS}

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	2026-05-17T23:55:07.034614Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3c2305409619f3fbb4d9bc28a0da3dccb3755877eb3523d72f6a9bf81b4647a8

Aliases

arxiv: 1901.06651 · arxiv_version: 1901.06651v3 · doi: 10.48550/arxiv.1901.06651 · pith_short_12: HQRQKQEWDHZ7 · pith_short_16: HQRQKQEWDHZ7XNGZ · pith_short_8: HQRQKQEW

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/HQRQKQEWDHZ7XNGZXQUKBWR5ZS \
  | 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: 3c2305409619f3fbb4d9bc28a0da3dccb3755877eb3523d72f6a9bf81b4647a8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "65dee11d3e83e0f83aba8c225f69d25b7ca1772a59d374f985e87b95612d66ef",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-01-20T10:01:34Z",
    "title_canon_sha256": "cae2485326770e37ef183f64b602f91a00f10de59b325da9c6e5ba6aaaf9ae38"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.06651",
    "kind": "arxiv",
    "version": 3
  }
}