Pith Number

pith:5FE7QZXC

pith:2022:5FE7QZXCCQMGYERISPRJSW3YKH

not attested not anchored not stored refs pending

Standard symmetrized variance with applications to coherence, uncertainty and entanglement

Lin Zhang, Ming-Jing Zhao, Shao-Ming Fei

arxiv:2207.06048 v1 · 2022-07-13 · 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{5FE7QZXCCQMGYERISPRJSW3YKH}

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	2026-07-05T04:39:54.133105Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e949f866e214186c122893e2995b7851ffc3c193c21a8789fef228fc8efbed32

Aliases

arxiv: 2207.06048 · arxiv_version: 2207.06048v1 · doi: 10.48550/arxiv.2207.06048 · pith_short_12: 5FE7QZXCCQMG · pith_short_16: 5FE7QZXCCQMGYERI · pith_short_8: 5FE7QZXC

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/5FE7QZXCCQMGYERISPRJSW3YKH \
  | 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: e949f866e214186c122893e2995b7851ffc3c193c21a8789fef228fc8efbed32

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ad9d2db60b2f7ce652984326964c4d17151ea73082cd642e7567983fc3a44752",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2022-07-13T08:43:59Z",
    "title_canon_sha256": "ca209550d2a11e386c6b73ac1756aec7840b6614b12230ac74afb697dcd4de67"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2207.06048",
    "kind": "arxiv",
    "version": 1
  }
}