Pith Number

pith:PQNAFUGO

pith:2012:PQNAFUGO3QZRBVMGDUUW37LFOV

not attested not anchored not stored refs pending

Quantum-memory-assisted entropic uncertainty principle under noise

M. Feng, W. L. Yang, Z. Y. Xu

arxiv:1203.3331 v1 · 2012-03-15 · 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{PQNAFUGO3QZRBVMGDUUW37LFOV}

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	2026-05-18T03:50:10.634678Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7c1a02d0cedc3310d5861d296dfd65754fb3469170e750f4796ac9d3f76549f0

Aliases

arxiv: 1203.3331 · arxiv_version: 1203.3331v1 · doi: 10.48550/arxiv.1203.3331 · pith_short_12: PQNAFUGO3QZR · pith_short_16: PQNAFUGO3QZRBVMG · pith_short_8: PQNAFUGO

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/PQNAFUGO3QZRBVMGDUUW37LFOV \
  | 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: 7c1a02d0cedc3310d5861d296dfd65754fb3469170e750f4796ac9d3f76549f0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6320945bbc46c6c7f2f666fcd5c7643c9b78bd2a3ff89ae09847dd8289656cf8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2012-03-15T11:44:43Z",
    "title_canon_sha256": "b92d6c95713263be97655652c08116866c6f655305546f61454a5ecfecf93ee5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1203.3331",
    "kind": "arxiv",
    "version": 1
  }
}