Pith Number

pith:QI5EUA3G

pith:2023:QI5EUA3GELUX6ZXTFCS6S4PZCL

not attested not anchored not stored refs pending

Spatial Attention and Syntax Rule Enhanced Tree Decoder for Offine Handwritten Mathematical Expression Recognition

Fan Yang, Jianmin Lin, Jinrong Li, Ming Yang, Shuangping Huang, Xu Yang, Zihao Lin

arxiv:2303.07077 v1 · 2023-03-13 · 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{QI5EUA3GELUX6ZXTFCS6S4PZCL}

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	2026-07-05T05:50:26.319972Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

823a4a036622e97f66f328a5e971f912c65f43049efc31e74e4d0e51dae583c1

Aliases

arxiv: 2303.07077 · arxiv_version: 2303.07077v1 · doi: 10.48550/arxiv.2303.07077 · pith_short_12: QI5EUA3GELUX · pith_short_16: QI5EUA3GELUX6ZXT · pith_short_8: QI5EUA3G

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/QI5EUA3GELUX6ZXTFCS6S4PZCL \
  | 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: 823a4a036622e97f66f328a5e971f912c65f43049efc31e74e4d0e51dae583c1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f647f4b9da95bb3543617f6d52aa073cc937cafc8766114dbaac796bc688ddfe",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2023-03-13T12:59:53Z",
    "title_canon_sha256": "38f7169cd8e3b97ba39cfafc87d0fcdb59496ed9f380fd0262e0cc9e5d1ccb5a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2303.07077",
    "kind": "arxiv",
    "version": 1
  }
}