Pith Number

pith:LFEZZCWP

pith:2021:LFEZZCWPITUFNJGJ6BDNAT2F3X

not attested not anchored not stored refs pending

Calibrating Class Activation Maps for Long-Tailed Visual Recognition

Chi Zhang, Guosheng Lin, Henghui Ding, Lvlong Lai, Qingyao Wu

arxiv:2108.12757 v1 · 2021-08-29 · 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{LFEZZCWPITUFNJGJ6BDNAT2F3X}

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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	2026-07-05T03:09:35.254809Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

59499c8acf44e856a4c9f046d04f45ddf952c9110bcbb7274534205998a7480a

Aliases

arxiv: 2108.12757 · arxiv_version: 2108.12757v1 · doi: 10.48550/arxiv.2108.12757 · pith_short_12: LFEZZCWPITUF · pith_short_16: LFEZZCWPITUFNJGJ · pith_short_8: LFEZZCWP

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/LFEZZCWPITUFNJGJ6BDNAT2F3X \
  | 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: 59499c8acf44e856a4c9f046d04f45ddf952c9110bcbb7274534205998a7480a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f1d39c1e62363dfdd24cb4ff13bb3181996cf8434053ac5d4ca030c777ef0487",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-08-29T05:45:03Z",
    "title_canon_sha256": "5b5819cc5fc4381c0502276ae9205c6cacd55ffeecc94bdadc045047397b833f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2108.12757",
    "kind": "arxiv",
    "version": 1
  }
}