Pith Number

pith:O4SQ3THT

pith:2020:O4SQ3THTWSSWMZJATPY5FZESCN

not attested not anchored not stored refs pending

Evolution of Ethereum: A Temporal Graph Perspective

Chao Zhang, Qianlan Bai, Xiaowei Chen, Xin Wang, Yuedong Xu

arxiv:2001.05251 v1 · 2020-01-15 · cs.SI · 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{O4SQ3THTWSSWMZJATPY5FZESCN}

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	2026-07-05T00:33:40.402623Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

77250dccf3b4a56665209bf1d2e492137880fb916e768f691e64765c59ec9b99

Aliases

arxiv: 2001.05251 · arxiv_version: 2001.05251v1 · doi: 10.48550/arxiv.2001.05251 · pith_short_12: O4SQ3THTWSSW · pith_short_16: O4SQ3THTWSSWMZJA · pith_short_8: O4SQ3THT

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/O4SQ3THTWSSWMZJATPY5FZESCN \
  | 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: 77250dccf3b4a56665209bf1d2e492137880fb916e768f691e64765c59ec9b99

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5f4896df1d39cbc44f5760b119117d1c615ea3f6b7ccfef6c3f07e54c66145b2",
    "cross_cats_sorted": [
      "cs.CR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SI",
    "submitted_at": "2020-01-15T11:42:01Z",
    "title_canon_sha256": "2b8c4c6c5191ce69b1432b8e24dd23e19ab4037a2339635ce93c41ca37fc57ad"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2001.05251",
    "kind": "arxiv",
    "version": 1
  }
}