Pith Number

pith:4RWM3KFC

pith:2021:4RWM3KFCQWXVK6HFAKP6TFXTWQ

not attested not anchored not stored refs pending

Fine-grained Domain Adaptive Crowd Counting via Point-derived Segmentation

Dan Xu, Hanjie Wu, Hongmin Cai, Shengfeng He, Sucheng Ren, Yongtuo Liu

arxiv:2108.02980 v2 · 2021-08-06 · 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{4RWM3KFCQWXVK6HFAKP6TFXTWQ}

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	2026-07-05T05:56:37.325233Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e46ccda8a285af5578e5029fe996f3b41a5e2db45cc96f13104b18750495dcba

Aliases

arxiv: 2108.02980 · arxiv_version: 2108.02980v2 · doi: 10.48550/arxiv.2108.02980 · pith_short_12: 4RWM3KFCQWXV · pith_short_16: 4RWM3KFCQWXVK6HF · pith_short_8: 4RWM3KFC

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/4RWM3KFCQWXVK6HFAKP6TFXTWQ \
  | 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: e46ccda8a285af5578e5029fe996f3b41a5e2db45cc96f13104b18750495dcba

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0907b13f87c892db181b4e058ab41edc2278c718758167e4a6c0b1bca1f07332",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-08-06T07:16:48Z",
    "title_canon_sha256": "5d25f61d5a14d1e530637205bf451f36979734c262c6a5cad4233dd6a7a1616f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2108.02980",
    "kind": "arxiv",
    "version": 2
  }
}