Pith Number

pith:IXYZT2I3

pith:2019:IXYZT2I3Q7VYY44JBRUUADNK7C

not attested not anchored not stored refs pending

Perspective-Guided Convolution Networks for Crowd Counting

Errui Ding, Shilei Wen, Wangmeng Zuo, Xiao Tan, Yezhen Wang, Yuchen Yuan, Zhaoyi Yan

arxiv:1909.06966 v1 · 2019-09-16 · 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{IXYZT2I3Q7VYY44JBRUUADNK7C}

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	2026-07-05T00:04:51.964179Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

45f199e91b87eb8c73890c69400daaf881a5fab28430aa8a0472d7822da4802e

Aliases

arxiv: 1909.06966 · arxiv_version: 1909.06966v1 · doi: 10.48550/arxiv.1909.06966 · pith_short_12: IXYZT2I3Q7VY · pith_short_16: IXYZT2I3Q7VYY44J · pith_short_8: IXYZT2I3

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/IXYZT2I3Q7VYY44JBRUUADNK7C \
  | 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: 45f199e91b87eb8c73890c69400daaf881a5fab28430aa8a0472d7822da4802e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d0011ad8a46d28aef09fbbef8842315a3f9163c66c4dbc162057311e1b11efa5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-09-16T03:16:17Z",
    "title_canon_sha256": "b1b5355409e4775adb2fe4429c414aca78558d0e90c971e1fcf80c5a7f8888a5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1909.06966",
    "kind": "arxiv",
    "version": 1
  }
}