Pith Number

pith:5HCCVRND

pith:2021:5HCCVRNDMLAGBHSTBKXE2OBXG5

not attested not anchored not stored refs pending

Inter-class Discrepancy Alignment for Face Recognition

Chen Ken, Ding Liang, Jiaheng Liu, Junjie Yan, Yichao Wu, Yudong Wu, Zhenmao Li

arxiv:2103.01559 v1 · 2021-03-02 · 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{5HCCVRNDMLAGBHSTBKXE2OBXG5}

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	2026-07-05T02:19:48.194690Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e9c42ac5a362c0609e530aae4d3837377e97ff77dd280359a30b57e8fdbc4c46

Aliases

arxiv: 2103.01559 · arxiv_version: 2103.01559v1 · doi: 10.48550/arxiv.2103.01559 · pith_short_12: 5HCCVRNDMLAG · pith_short_16: 5HCCVRNDMLAGBHST · pith_short_8: 5HCCVRND

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/5HCCVRNDMLAGBHSTBKXE2OBXG5 \
  | 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: e9c42ac5a362c0609e530aae4d3837377e97ff77dd280359a30b57e8fdbc4c46

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fe9128d8c0491c8238d8621f0be3f1c96b4b456dfcd94e763a6ef50331488648",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-03-02T08:20:08Z",
    "title_canon_sha256": "416e0571c4d0593e56fe6abad3e34b5b58ac8dde2f3739f8e9bcf0c02239ad91"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2103.01559",
    "kind": "arxiv",
    "version": 1
  }
}