Pith Number

pith:AGISJHCK

pith:2025:AGISJHCK2JAXR6YP5IG2ZIOEMP

not attested not anchored not stored refs pending

EvoChain: A Framework for Tracking and Visualizing Smart Contract Evolution

Bj\"orn {\TH}\'or J\'onsson, Ilham Qasse, Mohammad Hamdaqa

arxiv:2504.02704 v1 · 2025-04-03 · 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{AGISJHCK2JAXR6YP5IG2ZIOEMP}

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	2026-07-05T10:44:01.061959Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0191249c4ad24178fb0fea0daca1c463d5d744e2dd9c8cff842d3af0e4cd2238

Aliases

arxiv: 2504.02704 · arxiv_version: 2504.02704v1 · doi: 10.48550/arxiv.2504.02704 · pith_short_12: AGISJHCK2JAX · pith_short_16: AGISJHCK2JAXR6YP · pith_short_8: AGISJHCK

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/AGISJHCK2JAXR6YP5IG2ZIOEMP \
  | 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: 0191249c4ad24178fb0fea0daca1c463d5d744e2dd9c8cff842d3af0e4cd2238

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e0fc6330dd9251f178c074bbd1f1cb4809855fa52957777499b539b48b2ea9f1",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2025-04-03T15:41:48Z",
    "title_canon_sha256": "fb5d3f5b972533ec73c5769ce2b4d121e59a9d46c8ca84045e99428587b42eec"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.02704",
    "kind": "arxiv",
    "version": 1
  }
}