Pith Number

pith:47AHEIVR

pith:2012:47AHEIVRNII4M5MKJZWVOXGLJD

not attested not anchored not stored refs pending

Identifying quantumness via addition-then-subtraction operation

Changsuk Noh, Dagomir Kaszlikowski, Su-Yong Lee

arxiv:1212.5338 v3 · 2012-12-21 · 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{47AHEIVRNII4M5MKJZWVOXGLJD}

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	2026-05-18T03:19:01.479385Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e7c07222b16a11c6758a4e6d575ccb48ce44de2b5ff96eb66b8241055aed3dff

Aliases

arxiv: 1212.5338 · arxiv_version: 1212.5338v3 · doi: 10.48550/arxiv.1212.5338 · pith_short_12: 47AHEIVRNII4 · pith_short_16: 47AHEIVRNII4M5MK · pith_short_8: 47AHEIVR

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/47AHEIVRNII4M5MKJZWVOXGLJD \
  | 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: e7c07222b16a11c6758a4e6d575ccb48ce44de2b5ff96eb66b8241055aed3dff

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0515746f5185a0eb8b1ad0ae381cd2e03b6f062d65ccb65f8e5b9412330f6fbb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2012-12-21T05:00:04Z",
    "title_canon_sha256": "f77ef1235ffb446f79de4d35c9f3b14d9a51bc239f6eaafe01b80f42b9e2a447"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.5338",
    "kind": "arxiv",
    "version": 3
  }
}