Pith Number

pith:JDP7BVX4

pith:2019:JDP7BVX432HFNF5WX2EIGQNMKR

not attested not anchored not stored refs pending

Permissionless Blockchains and Secure Logging

Chunpeng Ge, Pawel Szalachowski, Siwei Sun

arxiv:1903.03954 v1 · 2019-03-10 · 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{JDP7BVX432HFNF5WX2EIGQNMKR}

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	2026-05-17T23:51:40.462576Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

48dff0d6fcde8e5697b6be888341ac544a00c825ff84828e98d184b60e1c8ed3

Aliases

arxiv: 1903.03954 · arxiv_version: 1903.03954v1 · doi: 10.48550/arxiv.1903.03954 · pith_short_12: JDP7BVX432HF · pith_short_16: JDP7BVX432HFNF5W · pith_short_8: JDP7BVX4

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/JDP7BVX432HFNF5WX2EIGQNMKR \
  | 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: 48dff0d6fcde8e5697b6be888341ac544a00c825ff84828e98d184b60e1c8ed3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "feb78b90099b5d4afd42909511b987c29c97823582bdeacd65ececfa39d574c3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2019-03-10T08:55:26Z",
    "title_canon_sha256": "b34ff74a1cc9ec2757f1eb8ed029590278f0610d85c7cc7147606e0c0e73759c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.03954",
    "kind": "arxiv",
    "version": 1
  }
}