Pith Number

pith:XK5SARSI

pith:2019:XK5SARSIZVMZB5CSTJKGNOZ2NO

not attested not anchored not stored refs pending

Quantum coherence fraction

C. P. Sun, Dong Li, Yao Yao

arxiv:1906.09789 v1 · 2019-06-24 · 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{XK5SARSIZVMZB5CSTJKGNOZ2NO}

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	2026-07-05T00:06:47.102711Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

babb204648cd5990f4529a5466bb3a6b89e281cc75fa1385876a9cc29abcd234

Aliases

arxiv: 1906.09789 · arxiv_version: 1906.09789v1 · doi: 10.48550/arxiv.1906.09789 · pith_short_12: XK5SARSIZVMZ · pith_short_16: XK5SARSIZVMZB5CS · pith_short_8: XK5SARSI

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/XK5SARSIZVMZB5CSTJKGNOZ2NO \
  | 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: babb204648cd5990f4529a5466bb3a6b89e281cc75fa1385876a9cc29abcd234

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f16a49b3b9faaea303041180af3dbe79d558a45bebeb8751d1f34659c3a5936c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-06-24T08:49:54Z",
    "title_canon_sha256": "ce644d747ae3b976729158851f9045e7a85ac3740c20235c27c473ca58f6b841"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.09789",
    "kind": "arxiv",
    "version": 1
  }
}