Pith Number

pith:EPIP6JNH

pith:2019:EPIP6JNHFY4WC4Y5W53CQOR655

not attested not anchored not stored refs pending

Quantum-enhanced learning of rotations about an unknown direction

Giulio Chiribella, Yin Mo

arxiv:1906.01300 v2 · 2019-06-04 · 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{EPIP6JNHFY4WC4Y5W53CQOR655}

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	2026-07-05T03:17:11.584411Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

23d0ff25a72e3961731db776283a3eef6f9e41893b0c41bd5a7e92f5d466775c

Aliases

arxiv: 1906.01300 · arxiv_version: 1906.01300v2 · doi: 10.48550/arxiv.1906.01300 · pith_short_12: EPIP6JNHFY4W · pith_short_16: EPIP6JNHFY4WC4Y5 · pith_short_8: EPIP6JNH

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/EPIP6JNHFY4WC4Y5W53CQOR655 \
  | 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: 23d0ff25a72e3961731db776283a3eef6f9e41893b0c41bd5a7e92f5d466775c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "34b3d6b295da5852d78336afbc7e614e23ebb231b993d07d2e92cadb5ca5f15c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-06-04T09:44:33Z",
    "title_canon_sha256": "a928412c6c99266aa49d97384b49122e16e1f94f2230818f7772f699df5e5a80"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.01300",
    "kind": "arxiv",
    "version": 2
  }
}