Pith Number

pith:RDN53JJR

pith:2021:RDN53JJROBLMQ7XS4MGBL3DUJB

not attested not anchored not stored refs pending

MetaHTR: Towards Writer-Adaptive Handwritten Text Recognition

Amandeep Kumar, Aneeshan Sain, Ayan Kumar Bhunia, Pinaki Nath Chowdhury, Shuvozit Ghose, Yi-Zhe Song

arxiv:2104.01876 v1 · 2021-04-05 · 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{RDN53JJROBLMQ7XS4MGBL3DUJB}

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	2026-07-05T02:29:04.789036Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

88dbdda5317056c87ef2e30c15ec744878a3fe7c1a3b14219ffb452c976445c4

Aliases

arxiv: 2104.01876 · arxiv_version: 2104.01876v1 · doi: 10.48550/arxiv.2104.01876 · pith_short_12: RDN53JJROBLM · pith_short_16: RDN53JJROBLMQ7XS · pith_short_8: RDN53JJR

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/RDN53JJROBLMQ7XS4MGBL3DUJB \
  | 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: 88dbdda5317056c87ef2e30c15ec744878a3fe7c1a3b14219ffb452c976445c4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "640596fbe7391710f24eb5ebf99557e514659d2db1b3ec3eacbe681dcbef2328",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-04-05T12:35:39Z",
    "title_canon_sha256": "988c5f217ab18fd5801e3c892a48d3dd4120a62aa64badb1cfa9414af51423dc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.01876",
    "kind": "arxiv",
    "version": 1
  }
}