Pith Number

pith:UOKDCRI6

pith:2010:UOKDCRI6DXYTF4BPDMII7JGK5O

not attested not anchored not stored refs pending

Comparison of mixed quantum states

Shengjun Wu, Shengshi Pang

arxiv:1003.5145 v2 · 2010-03-26 · 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{UOKDCRI6DXYTF4BPDMII7JGK5O}

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	2026-05-18T02:08:16.714887Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a39431451e1df132f02f1b108fa4caeb9d569bf73199c40fcd7b0312fe359c6a

Aliases

arxiv: 1003.5145 · arxiv_version: 1003.5145v2 · doi: 10.48550/arxiv.1003.5145 · pith_short_12: UOKDCRI6DXYT · pith_short_16: UOKDCRI6DXYTF4BP · pith_short_8: UOKDCRI6

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/UOKDCRI6DXYTF4BPDMII7JGK5O \
  | 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: a39431451e1df132f02f1b108fa4caeb9d569bf73199c40fcd7b0312fe359c6a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ece66cbbea425303e9f00305aefbb97c3de759cf6a0d031163315b217b2f6ba7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2010-03-26T14:26:34Z",
    "title_canon_sha256": "3936983de57417e59b6e8126de5d1ce5b4e0b8f1f7a5bb4c949e1f8be8fa119e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1003.5145",
    "kind": "arxiv",
    "version": 2
  }
}