Pith Number

pith:K4HSUIM4

pith:2013:K4HSUIM4NBOOJVIPZO7LLC6KMF

not attested not anchored not stored refs pending

Minimal noise subsystems

Kurt Jacobs, Mark Byrd, Xiaoting Wang

arxiv:1305.1978 v1 · 2013-05-09 · 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{K4HSUIM4NBOOJVIPZO7LLC6KMF}

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	2026-05-18T01:19:31.069311Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

570f2a219c685ce4d50fcbbeb58bca616942137053494f69d258d248a17ec64a

Aliases

arxiv: 1305.1978 · arxiv_version: 1305.1978v1 · doi: 10.48550/arxiv.1305.1978 · pith_short_12: K4HSUIM4NBOO · pith_short_16: K4HSUIM4NBOOJVIP · pith_short_8: K4HSUIM4

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/K4HSUIM4NBOOJVIPZO7LLC6KMF \
  | 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: 570f2a219c685ce4d50fcbbeb58bca616942137053494f69d258d248a17ec64a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "572f9b25fbfd036b31432e4f9a1bfd6ae8dd8905d183e2ce53050e5b98520483",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2013-05-09T00:01:30Z",
    "title_canon_sha256": "9f9abca9e8193b423e258285595dda726cc1138341635c8ed5f3a7914eee8999"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.1978",
    "kind": "arxiv",
    "version": 1
  }
}