Pith Number

pith:LODEDHXY

pith:2021:LODEDHXY5MOIA3ETVXPTG3HTPW

not attested not anchored not stored refs pending

Kinship Verification Based on Cross-Generation Feature Interaction Learning

Chi-Man Pun, Guan-Nan Dong, Zheng Zhang

arxiv:2109.02809 v1 · 2021-09-07 · 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{LODEDHXY5MOIA3ETVXPTG3HTPW}

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	2026-07-05T03:12:19.623351Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5b86419ef8eb1c806c93addf336cf37da2dc6df4cb40a233e6fdf8f00e379bb0

Aliases

arxiv: 2109.02809 · arxiv_version: 2109.02809v1 · doi: 10.48550/arxiv.2109.02809 · pith_short_12: LODEDHXY5MOI · pith_short_16: LODEDHXY5MOIA3ET · pith_short_8: LODEDHXY

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/LODEDHXY5MOIA3ETVXPTG3HTPW \
  | 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: 5b86419ef8eb1c806c93addf336cf37da2dc6df4cb40a233e6fdf8f00e379bb0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b562c2c35713205ccfdc411946158dcdd6eec2bfd15f3df0d9545ac6ffbcfe62",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-09-07T01:50:50Z",
    "title_canon_sha256": "473eefbf0934b7017e37d6c441d01dfe4f2eb97f0b168bfdb9b91cd515e8f2b0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.02809",
    "kind": "arxiv",
    "version": 1
  }
}