Pith Number

pith:SJUSKOWT

pith:2019:SJUSKOWTTEN7DIS2MQ3Y7QFOCD

not attested not anchored not stored refs pending

Is Heuristic Sampling Necessary in Training Deep Object Detectors?

Dong Liu, Enhong Chen, Joya Chen, Shiwei Wu, Tong Xu, Yifei Cheng

arxiv:1909.04868 v8 · 2019-09-11 · 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{SJUSKOWTTEN7DIS2MQ3Y7QFOCD}

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	2026-07-05T03:04:58.460787Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9269253ad3991bf1a25a64378fc0ae10e6c0e0360592ce323d2e3a4c30f484a1

Aliases

arxiv: 1909.04868 · arxiv_version: 1909.04868v8 · doi: 10.48550/arxiv.1909.04868 · pith_short_12: SJUSKOWTTEN7 · pith_short_16: SJUSKOWTTEN7DIS2 · pith_short_8: SJUSKOWT

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/SJUSKOWTTEN7DIS2MQ3Y7QFOCD \
  | 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: 9269253ad3991bf1a25a64378fc0ae10e6c0e0360592ce323d2e3a4c30f484a1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d09e53cf8d501a789fb1ed5ca3b807c0383db72c2270af0249b5085d9d0635ba",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-09-11T06:29:58Z",
    "title_canon_sha256": "f79a7192cd61bc9daa5b147df6ff438dca6f3721fca40e80ea6e9665ba0a9de9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1909.04868",
    "kind": "arxiv",
    "version": 8
  }
}