Pith Number

pith:HU3O7UA2

pith:2025:HU3O7UA2SX57DUTV26NFKI6WMI

not attested not anchored not stored refs pending

SNARKChain: Proof-of-Useful-Work Blockchain Consensus with General-Purpose SNARK Marketplace

Ivan Homoliak, Martin Peresini, Richard Gazdik, Samuel Oleksak

arxiv:2510.09729 v2 · 2025-10-10 · 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{HU3O7UA2SX57DUTV26NFKI6WMI}

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	2026-07-14T02:21:23.750992Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3d36efd01a95fbf1d275d79a5523d66236e76953b2214e7f489562ff93b16fed

Aliases

arxiv: 2510.09729 · arxiv_version: 2510.09729v2 · doi: 10.48550/arxiv.2510.09729 · pith_short_12: HU3O7UA2SX57 · pith_short_16: HU3O7UA2SX57DUTV · pith_short_8: HU3O7UA2

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/HU3O7UA2SX57DUTV26NFKI6WMI \
  | 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: 3d36efd01a95fbf1d275d79a5523d66236e76953b2214e7f489562ff93b16fed

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d80339c3d1e0a4441860a8e6149f68f1a5d776937c196c5774c42fbb013338a3",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2025-10-10T10:38:42Z",
    "title_canon_sha256": "530e6d418dbe8d1eddb32f77be5def998c39670f68d87ed1aee9f68b0df9845b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2510.09729",
    "kind": "arxiv",
    "version": 2
  }
}