Pith Number

pith:PMORKOTN

pith:2016:PMORKOTNPUNEHQKAK5323UKHDX

not attested not anchored not stored refs pending

Multi-parameter Quantum Metrology

Animesh Datta, Magdalena Szczykulska, Tillmann Baumgratz

arxiv:1604.02615 v2 · 2016-04-09 · 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{PMORKOTNPUNEHQKAK5323UKHDX}

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	2026-05-18T01:03:50.090339Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7b1d153a6d7d1a43c1405777add1471df712eb571f1878f1d9f1ce0235dea1cd

Aliases

arxiv: 1604.02615 · arxiv_version: 1604.02615v2 · doi: 10.48550/arxiv.1604.02615 · pith_short_12: PMORKOTNPUNE · pith_short_16: PMORKOTNPUNEHQKA · pith_short_8: PMORKOTN

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/PMORKOTNPUNEHQKAK5323UKHDX \
  | 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: 7b1d153a6d7d1a43c1405777add1471df712eb571f1878f1d9f1ce0235dea1cd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fb5820c03d0b93347617a588e7689b3b18f41370ff0b24e1e137d5b58a71052b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2016-04-09T22:26:43Z",
    "title_canon_sha256": "80b59eecbb44906b4228da8cf5542aa60f9435ee7f9fa2aef885cacb56226dcb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.02615",
    "kind": "arxiv",
    "version": 2
  }
}