Pith Number

pith:FMHOAXNU

pith:2019:FMHOAXNUM2YHYXJAMI7MQNWASX

not attested not anchored not stored refs pending

Unsupervised Open Domain Recognition by Semantic Discrepancy Minimization

Junbao Zhuo, Qingming Huang, Shuhao Cui, Shuhui Wang

arxiv:1904.08631 v1 · 2019-04-18 · 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{FMHOAXNUM2YHYXJAMI7MQNWASX}

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	2026-05-17T23:48:13.614400Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2b0ee05db466b07c5d20623ec836c095cca945924c04ae8adb31b80b6fc22dc8

Aliases

arxiv: 1904.08631 · arxiv_version: 1904.08631v1 · doi: 10.48550/arxiv.1904.08631 · pith_short_12: FMHOAXNUM2YH · pith_short_16: FMHOAXNUM2YHYXJA · pith_short_8: FMHOAXNU

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/FMHOAXNUM2YHYXJAMI7MQNWASX \
  | 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: 2b0ee05db466b07c5d20623ec836c095cca945924c04ae8adb31b80b6fc22dc8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9c19bf68b8bf57023fd56910e02cb054b30724292b855dded09822b690662370",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-04-18T08:13:54Z",
    "title_canon_sha256": "6a2c99a306d42396f9f81d0e6d055ecf6421694a229cf3493646224dd10107b6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.08631",
    "kind": "arxiv",
    "version": 1
  }
}