Pith Number

pith:YHK2JYUD

pith:2017:YHK2JYUDN3JZISHD2BLHFVWNTU

not attested not anchored not stored refs pending

Repulsion Loss: Detecting Pedestrians in a Crowd

Chunhua Shen, Jian Sun, Shuai Shao, Tete Xiao, Xinlong Wang, Yuning Jiang

arxiv:1711.07752 v2 · 2017-11-21 · 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{YHK2JYUDN3JZISHD2BLHFVWNTU}

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	2026-05-18T00:20:16.463755Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c1d5a4e2836ed39448e3d05672d6cd9d084d82ba17b20fa2bbe002193f8b66c9

Aliases

arxiv: 1711.07752 · arxiv_version: 1711.07752v2 · doi: 10.48550/arxiv.1711.07752 · pith_short_12: YHK2JYUDN3JZ · pith_short_16: YHK2JYUDN3JZISHD · pith_short_8: YHK2JYUD

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/YHK2JYUDN3JZISHD2BLHFVWNTU \
  | 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: c1d5a4e2836ed39448e3d05672d6cd9d084d82ba17b20fa2bbe002193f8b66c9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "28b978cb1ea6fe57b944fc46bdd326986d8ef95db65b04973030f409ef5a5fa2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2017-11-21T12:38:41Z",
    "title_canon_sha256": "42d47c9c0302ef4c8247267209848ed3222d980a9658a526eff20e4f58d2f71c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.07752",
    "kind": "arxiv",
    "version": 2
  }
}