Pith Number

pith:CBKHKGMT

pith:2018:CBKHKGMTP7DMOPVWBUTYCQFR2W

not attested not anchored not stored refs pending

Personalized Difficulty Adjustment for Countering the Double-Spending Attack in Proof-of-Work Consensus Protocols

Chi-Ning Chou, Hsiu-Yao Chang, I-Ping Tu, Ren Chen, Shih-wei Liao, Yu-Jing Lin

arxiv:1807.02933 v1 · 2018-07-09 · 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{CBKHKGMTP7DMOPVWBUTYCQFR2W}

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	2026-05-18T00:11:13.311547Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

10547519937fc6c73eb60d278140b1d5ad456b57d5bc4c0469c609986dbd28b7

Aliases

arxiv: 1807.02933 · arxiv_version: 1807.02933v1 · doi: 10.48550/arxiv.1807.02933 · pith_short_12: CBKHKGMTP7DM · pith_short_16: CBKHKGMTP7DMOPVW · pith_short_8: CBKHKGMT

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/CBKHKGMTP7DMOPVWBUTYCQFR2W \
  | 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: 10547519937fc6c73eb60d278140b1d5ad456b57d5bc4c0469c609986dbd28b7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6f907e39259b34c60a15831eb6d519ab87a8f01b8fda0ace671c1bc4353f6600",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2018-07-09T03:45:31Z",
    "title_canon_sha256": "225563e6328e83e439f2ac65b24abaec5ebc0aff053d8e6c17d4bf9892c1bb54"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.02933",
    "kind": "arxiv",
    "version": 1
  }
}