Pith Number

pith:R3NWKMY7

pith:2021:R3NWKMY7K6ET4Y6Q74DHTFBMKI

not attested not anchored not stored refs pending

HIH: Towards More Accurate Face Alignment via Heatmap in Heatmap

Jian Cheng, Jian Xue, Qiang Chen, Qinghao Hu, Xing Lan

arxiv:2104.03100 v2 · 2021-04-07 · 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{R3NWKMY7K6ET4Y6Q74DHTFBMKI}

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.

Cited by

1 paper in Pith

WorldComp2D: Spatio-semantic Representations of Object Identity and Location from Local Views

Receipt and verification

First computed	2026-07-05T04:15:08.562006Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8edb65331f57893e63d0ff0679942c5213c71716cf6d90d25942a994e0e67098

Aliases

arxiv: 2104.03100 · arxiv_version: 2104.03100v2 · doi: 10.48550/arxiv.2104.03100 · pith_short_12: R3NWKMY7K6ET · pith_short_16: R3NWKMY7K6ET4Y6Q · pith_short_8: R3NWKMY7

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/R3NWKMY7K6ET4Y6Q74DHTFBMKI \
  | 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: 8edb65331f57893e63d0ff0679942c5213c71716cf6d90d25942a994e0e67098

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "07aa85f0b8533ac6900f1eecd114d390462929ff334b2cebeda8f50f7f504639",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-04-07T12:53:37Z",
    "title_canon_sha256": "7c438fe38784d13cb2f83662bfccd36ce084c5dfb4d149ac8bc5f82ef7f6375d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.03100",
    "kind": "arxiv",
    "version": 2
  }
}