Pith Number

pith:SSGM2S7Y

pith:2020:SSGM2S7Y7IWWWJQ7ZURECPUBCD

not attested not anchored not stored refs pending

Weighing Counts: Sequential Crowd Counting by Reinforcement Learning

Chunhua Shen, Haipeng Xiong, Hao Lu, Hongwei Zou, Liang Liu, Zhiguo Cao

arxiv:2007.08260 v1 · 2020-07-16 · 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{SSGM2S7Y7IWWWJQ7ZURECPUBCD}

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	2026-07-05T01:19:45.289841Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

948ccd4bf8fa2d6b261fcd22413e8110f2106afdce58cbabb07543138ed7c4ca

Aliases

arxiv: 2007.08260 · arxiv_version: 2007.08260v1 · doi: 10.48550/arxiv.2007.08260 · pith_short_12: SSGM2S7Y7IWW · pith_short_16: SSGM2S7Y7IWWWJQ7 · pith_short_8: SSGM2S7Y

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/SSGM2S7Y7IWWWJQ7ZURECPUBCD \
  | 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: 948ccd4bf8fa2d6b261fcd22413e8110f2106afdce58cbabb07543138ed7c4ca

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ca8fb9d7ea69ac685fd0547d3d745361b862c3074ab594517557f45d92253527",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2020-07-16T11:16:12Z",
    "title_canon_sha256": "bf864c10fdb920445f182a2b715a980f713f8b5430651e43ce3eb8135314ddea"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2007.08260",
    "kind": "arxiv",
    "version": 1
  }
}