Pith Number

pith:R7L3ZDNK

pith:2025:R7L3ZDNKNBAPZE7SZWDSFVBREH

not attested not anchored not stored refs pending

Progressive Class-level Distillation

Jianhua Xu, Jiayan Li, Jun Li, Zhourui Zhang

arxiv:2505.24310 v1 · 2025-05-30 · 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{R7L3ZDNKNBAPZE7SZWDSFVBREH}

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	2026-07-05T11:12:46.503583Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8fd7bc8daa6840fc93f2cd8722d43121c5197877d1409fe0cefb7b14ceaf99bb

Aliases

arxiv: 2505.24310 · arxiv_version: 2505.24310v1 · doi: 10.48550/arxiv.2505.24310 · pith_short_12: R7L3ZDNKNBAP · pith_short_16: R7L3ZDNKNBAPZE7S · pith_short_8: R7L3ZDNK

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/R7L3ZDNKNBAPZE7SZWDSFVBREH \
  | 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: 8fd7bc8daa6840fc93f2cd8722d43121c5197877d1409fe0cefb7b14ceaf99bb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "17f909fa87b12d599490c4dd62de8f53e333ec5f54bcaafc6e615d328965b32a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2025-05-30T07:49:01Z",
    "title_canon_sha256": "d2307f91e83f5edbdf580b421d8ccbb8c7116a47f209c27bed448904598c86fb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.24310",
    "kind": "arxiv",
    "version": 1
  }
}