Pith Number

pith:Y4YEL5WG

pith:2013:Y4YEL5WGIEQRP45A4Y4CEFUCPZ

not attested not anchored not stored refs pending

Quantum Enhanced Multiple Phase Estimation

Animesh Datta, Ian A. Walmsley, Marco Barbieri, Peter C. Humphreys

arxiv:1307.7653 v1 · 2013-07-29 · 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{Y4YEL5WGIEQRP45A4Y4CEFUCPZ}

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	2026-05-18T03:13:57.715929Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c73045f6c6412117f3a0e6382216827e43284b5c429cbab4b31537efd753b811

Aliases

arxiv: 1307.7653 · arxiv_version: 1307.7653v1 · doi: 10.48550/arxiv.1307.7653 · pith_short_12: Y4YEL5WGIEQR · pith_short_16: Y4YEL5WGIEQRP45A · pith_short_8: Y4YEL5WG

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/Y4YEL5WGIEQRP45A4Y4CEFUCPZ \
  | 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: c73045f6c6412117f3a0e6382216827e43284b5c429cbab4b31537efd753b811

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "176a8e418c76ddfa5ecf44219adeae1932aab639cab93dc34250178314b2beeb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2013-07-29T17:28:00Z",
    "title_canon_sha256": "79604aa6aa776648815d472acde8c40ddb6d1fdb5b1774192b25433754740d8c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.7653",
    "kind": "arxiv",
    "version": 1
  }
}