Pith Number

pith:WRHU5UHK

pith:2019:WRHU5UHKCE4JK6A2DZASOA765B

not attested not anchored not stored refs pending

Detecting Text in the Wild with Deep Character Embedding Network

Chengquan Zhang, Errui Ding, Jiaming Liu, Junyu Han, Yipeng Sun

arxiv:1901.00363 v1 · 2019-01-02 · cs.CV

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

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	2026-05-17T23:57:04.086190Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b44f4ed0ea113895781a1e412703fee8553524db297889555e3f97c3898920ee

Aliases

arxiv: 1901.00363 · arxiv_version: 1901.00363v1 · doi: 10.48550/arxiv.1901.00363 · pith_short_12: WRHU5UHKCE4J · pith_short_16: WRHU5UHKCE4JK6A2 · pith_short_8: WRHU5UHK

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/WRHU5UHKCE4JK6A2DZASOA765B \
  | 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: b44f4ed0ea113895781a1e412703fee8553524db297889555e3f97c3898920ee

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "240e0ebd1c80aae2dec0efe11a881bc7aefcac0af3206218457ccbd5509d3bf7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-01-02T14:00:33Z",
    "title_canon_sha256": "b5e3ac89087978d89b0ee31b010bc6980a12ea0fcb0ed3f424c1c140f3717a97"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.00363",
    "kind": "arxiv",
    "version": 1
  }
}