Pith Number

pith:Y4APHRT3

pith:2023:Y4APHRT3HLSGSB4NR7IB7D6TIT

not attested not anchored not stored refs pending

SpaDen : Sparse and Dense Keypoint Estimation for Real-World Chart Understanding

David Doermann, Pengyu Yan, Saleem Ahmed, Srirangaraj Setlur, Venu Govindaraju

arxiv:2308.01971 v1 · 2023-08-03 · cs.CV · cs.AI

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Y4APHRT3HLSGSB4NR7IB7D6TIT}

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	2026-07-05T06:37:35.956915Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c700f3c67b3ae469078d8fd01f8fd344e60448544fecb7607f7453283b616685

Aliases

arxiv: 2308.01971 · arxiv_version: 2308.01971v1 · doi: 10.48550/arxiv.2308.01971 · pith_short_12: Y4APHRT3HLSG · pith_short_16: Y4APHRT3HLSGSB4N · pith_short_8: Y4APHRT3

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/Y4APHRT3HLSGSB4NR7IB7D6TIT \
  | 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: c700f3c67b3ae469078d8fd01f8fd344e60448544fecb7607f7453283b616685

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d4c3936794115d1b684e910fb35200c3b86bd5df22ba5aaf3c7843ddd16986b5",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2023-08-03T18:03:42Z",
    "title_canon_sha256": "59c18d7f454566617e90a2fae5cb29c4544b79cc58ee39f198777bb2e44bd476"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2308.01971",
    "kind": "arxiv",
    "version": 1
  }
}