Pith Number

pith:VIQFS7LO

pith:2026:VIQFS7LO5KKJ4SL4OPALMOQJCO

not attested not anchored not stored refs pending

Full spectrum Unlearnable Examples via Spectral Equalization

Boyu Wang, Charles Ling, Di Wu, Gezheng Xu, Jiale Cai, Qicheng Lao, Ruiyi Fang, Ruizhi Pu, Zhihao Li

arxiv:2606.26719 v1 · 2026-06-25 · 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{VIQFS7LO5KKJ4SL4OPALMOQJCO}

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	2026-06-26T01:15:57.927150Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aa20597d6eea949e497c73c0b63a0913a7fc8e18923c828e4a9777f65f4ba7f4

Aliases

arxiv: 2606.26719 · arxiv_version: 2606.26719v1 · doi: 10.48550/arxiv.2606.26719 · pith_short_12: VIQFS7LO5KKJ · pith_short_16: VIQFS7LO5KKJ4SL4 · pith_short_8: VIQFS7LO

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/VIQFS7LO5KKJ4SL4OPALMOQJCO \
  | 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: aa20597d6eea949e497c73c0b63a0913a7fc8e18923c828e4a9777f65f4ba7f4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d94a76764410e4693ebb13934091520b271b959bc74ef97ea14d186b840dfe55",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2026-06-25T07:53:53Z",
    "title_canon_sha256": "d3a4faba935c791e846cbf81190241d4c7bb39b115a53d6ed96ad0c6dda801a0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.26719",
    "kind": "arxiv",
    "version": 1
  }
}