Pith Number

pith:UXF7E2AZ

pith:2020:UXF7E2AZIKEX77XPIWATGUMIGE

not attested not anchored not stored refs pending

Why Do Smart Contracts Self-Destruct? Investigating the Selfdestruct Function on Ethereum

David Lo, Jiachi Chen, John Grundy, Xin Xia

arxiv:2005.07908 v3 · 2020-05-16 · cs.SE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UXF7E2AZIKEX77XPIWATGUMIGE}

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	2026-07-05T03:35:25.632320Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a5cbf2681942897ffeef45813351883108ffe246943f20ef15cac48d3721cbfa

Aliases

arxiv: 2005.07908 · arxiv_version: 2005.07908v3 · doi: 10.48550/arxiv.2005.07908 · pith_short_12: UXF7E2AZIKEX · pith_short_16: UXF7E2AZIKEX77XP · pith_short_8: UXF7E2AZ

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/UXF7E2AZIKEX77XPIWATGUMIGE \
  | 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: a5cbf2681942897ffeef45813351883108ffe246943f20ef15cac48d3721cbfa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "47f2eeee2f889b9aa4001c698890ffef784098724c76ede3739ecf8aa6ef8994",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2020-05-16T08:35:36Z",
    "title_canon_sha256": "dcc8191eab3758a0394fbf64bbe1d3ec8bcc6f38ed5e06ef083582f3f8d1f818"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2005.07908",
    "kind": "arxiv",
    "version": 3
  }
}