Pith Number

pith:HOW4FQFJ

pith:2010:HOW4FQFJHXNSXHFGDGCUBLOX54

not attested not anchored not stored refs pending

Optimal Quantum State Estimation with Use of the No-Signaling Principle

Joonwoo Bae, Won-Young Hwang, Xiang-Bin Wang, Yeong-Deok Han

arxiv:1011.0150 v2 · 2010-10-31 · 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{HOW4FQFJHXNSXHFGDGCUBLOX54}

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	2026-05-18T02:04:54.399114Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3badc2c0a93ddb2b9ca6198540add7ef3f8752b0907e8804afafdeef114b639f

Aliases

arxiv: 1011.0150 · arxiv_version: 1011.0150v2 · doi: 10.48550/arxiv.1011.0150 · pith_short_12: HOW4FQFJHXNS · pith_short_16: HOW4FQFJHXNSXHFG · pith_short_8: HOW4FQFJ

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/HOW4FQFJHXNSXHFGDGCUBLOX54 \
  | 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: 3badc2c0a93ddb2b9ca6198540add7ef3f8752b0907e8804afafdeef114b639f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "630b072e82457ebff78736646b991cf9f86129b744ab1fc9ab1718b8b1db2966",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2010-10-31T12:38:17Z",
    "title_canon_sha256": "23bbf4833d6556ea70fdd60277a49d3a2693ccd5b6ef2a7abc959c98e944c81b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1011.0150",
    "kind": "arxiv",
    "version": 2
  }
}