Pith Number

pith:X4LA2LXF

pith:2021:X4LA2LXFQ5XHDKKCWVDKGIUPJ6

not attested not anchored not stored refs pending

Layer 2 Blockchain Scaling: a Survey

Andrea Mario Vergani, Cosimo Sguanci, Roberto Spatafora

arxiv:2107.10881 v1 · 2021-07-22 · cs.DC · 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{X4LA2LXFQ5XHDKKCWVDKGIUPJ6}

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.

Cited by

3 papers in Pith

Proof-of-Learning with Incentive Security

Exploring Blockchain Interoperability: Frameworks, Use Cases, and Future Challenges

Trustless Provenance Trees: A Game-Theoretic Framework for Operator-Gated Blockchain Registries

Receipt and verification

First computed	2026-07-05T03:00:10.969226Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bf160d2ee5876e71a942b546a3228f4f9ac2ad024c404c992cc1216515fbab10

Aliases

arxiv: 2107.10881 · arxiv_version: 2107.10881v1 · doi: 10.48550/arxiv.2107.10881 · pith_short_12: X4LA2LXFQ5XH · pith_short_16: X4LA2LXFQ5XHDKKC · pith_short_8: X4LA2LXF

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/X4LA2LXFQ5XHDKKCWVDKGIUPJ6 \
  | 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: bf160d2ee5876e71a942b546a3228f4f9ac2ad024c404c992cc1216515fbab10

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "df655fdb9399be5326ce5ec18431b6533e7ec041b3ce9e0fd569d98968a8c1e7",
    "cross_cats_sorted": [
      "cs.CR"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.DC",
    "submitted_at": "2021-07-22T18:40:14Z",
    "title_canon_sha256": "a0c32b2c06864757bb41f463a171b52e731e45c0b1438d8e3bf4f3324d5fc8eb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2107.10881",
    "kind": "arxiv",
    "version": 1
  }
}