Pith Number

pith:VCPR2F4U

pith:2025:VCPR2F4UPGYWUFEO7RIEWA7WXG

not attested not anchored not stored refs pending

Post-Quantum Blockchain: Challenges and Opportunities

Sufyan Al-Janabi

arxiv:2508.17071 v1 · 2025-08-23 · 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{VCPR2F4UPGYWUFEO7RIEWA7WXG}

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	2026-07-05T11:58:09.058607Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a89f1d179479b16a148efc504b03f6b9816d6c5623af704a6b936544aa29d93e

Aliases

arxiv: 2508.17071 · arxiv_version: 2508.17071v1 · doi: 10.48550/arxiv.2508.17071 · pith_short_12: VCPR2F4UPGYW · pith_short_16: VCPR2F4UPGYWUFEO · pith_short_8: VCPR2F4U

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/VCPR2F4UPGYWUFEO7RIEWA7WXG \
  | 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: a89f1d179479b16a148efc504b03f6b9816d6c5623af704a6b936544aa29d93e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "09bd339f9b9fe2a0b05c373b9dec800c10e6949a9e7440a42e8363a61b286467",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2025-08-23T15:53:49Z",
    "title_canon_sha256": "5ac1b663b14353f799ab4ae204f0b6af006bc7c6a0772595151f78e4d54f0d41"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2508.17071",
    "kind": "arxiv",
    "version": 1
  }
}