Pith Number

pith:A7LZIYCJ

pith:2021:A7LZIYCJ5AI5PIZRC76PB3NCGB

not attested not anchored not stored refs pending

Too Expensive to Attack: Enlarge the Attack Expense through Joint Defense at the Edge

Jianhua Li, Jiong Jin, Shui Yu, Ximeng Liu

arxiv:2107.01382 v1 · 2021-07-03 · cs.CR

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{A7LZIYCJ5AI5PIZRC76PB3NCGB}

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	2026-07-05T02:54:42.442015Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

07d7946049e811d7a33117fcf0eda2306ac40a8abd7ec2980a63765d59fdd5cb

Aliases

arxiv: 2107.01382 · arxiv_version: 2107.01382v1 · doi: 10.48550/arxiv.2107.01382 · pith_short_12: A7LZIYCJ5AI5 · pith_short_16: A7LZIYCJ5AI5PIZR · pith_short_8: A7LZIYCJ

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/A7LZIYCJ5AI5PIZRC76PB3NCGB \
  | 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: 07d7946049e811d7a33117fcf0eda2306ac40a8abd7ec2980a63765d59fdd5cb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "215204e0ba7466d9c462470e897d1652f9f229a64dbb6a645fe7a2b6517280c0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2021-07-03T08:47:41Z",
    "title_canon_sha256": "ce5f41f9be10f6f8eb7abc2a8df403b9bf38020d86dcfbe0e3c2df4d1c9ff8b9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2107.01382",
    "kind": "arxiv",
    "version": 1
  }
}