Pith Number

pith:L2BJORMG

pith:2025:L2BJORMGR5ZLFU25BOSUXJEL52

not attested not anchored not stored refs pending

Highly-entangled, highly-doped states that are efficiently cross-device verifiable

Janek Denzler, Jose Carrasco, Santiago Varona, Tommaso Guaita

arxiv:2501.11688 v2 · 2025-01-20 · quant-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{L2BJORMGR5ZLFU25BOSUXJEL52}

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	2026-07-05T11:49:06.346401Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5e829745868f72b2d35d0ba54ba48beeb380bc13f1c42f773d0e1916025bcbce

Aliases

arxiv: 2501.11688 · arxiv_version: 2501.11688v2 · doi: 10.48550/arxiv.2501.11688 · pith_short_12: L2BJORMGR5ZL · pith_short_16: L2BJORMGR5ZLFU25 · pith_short_8: L2BJORMG

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/L2BJORMGR5ZLFU25BOSUXJEL52 \
  | 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: 5e829745868f72b2d35d0ba54ba48beeb380bc13f1c42f773d0e1916025bcbce

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7be7b3d3780ab34c4efb0179619570cbf6c16c7ab0deff188d0cd1896ca0804a",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2025-01-20T19:12:34Z",
    "title_canon_sha256": "2599848ec782aba0c624affa76da343ee261c6440a3dce751ea08275b5e5dd16"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.11688",
    "kind": "arxiv",
    "version": 2
  }
}