Pith Number

pith:BXSMGEQB

pith:2015:BXSMGEQBOYBLIDUM4YOTCYR6ED

not attested not anchored not stored refs pending

Maximal quantum Fisher information for general su(2) parametrization processes

Heng-Na Xiong, Jing Liu, Xiaoguang Wang, Xiao-Xing Jing

arxiv:1503.05697 v3 · 2015-03-19 · 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{BXSMGEQBOYBLIDUM4YOTCYR6ED}

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	2026-05-18T01:37:01.635436Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0de4c312017602b40e8ce61d31623e20de6003c029528eb4b9f81995b64d5906

Aliases

arxiv: 1503.05697 · arxiv_version: 1503.05697v3 · doi: 10.48550/arxiv.1503.05697 · pith_short_12: BXSMGEQBOYBL · pith_short_16: BXSMGEQBOYBLIDUM · pith_short_8: BXSMGEQB

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/BXSMGEQBOYBLIDUM4YOTCYR6ED \
  | 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: 0de4c312017602b40e8ce61d31623e20de6003c029528eb4b9f81995b64d5906

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c3b6e0da2be7ff67009ecbdf3936d3b686b82a03ce22fdcf6935d282b9821d4c",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2015-03-19T10:31:04Z",
    "title_canon_sha256": "cb74baa38b716b091c6015dde0e82b9281d454ebdb97446e1374b57ab10c270f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.05697",
    "kind": "arxiv",
    "version": 3
  }
}