Pith Number

pith:USVFBDUY

pith:2013:USVFBDUYTCSMT3X7M6WJKDGYYA

not attested not anchored not stored refs pending

Secure communication with choice of measurement

An Min Wang, Dong Xie

arxiv:1309.0312 v2 · 2013-09-02 · 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{USVFBDUYTCSMT3X7M6WJKDGYYA}

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	2026-05-18T01:47:50.842161Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a4aa508e9898a4c9eeff67ac950cd8c00413f2050712da19d9ffeca972d2b7e0

Aliases

arxiv: 1309.0312 · arxiv_version: 1309.0312v2 · doi: 10.48550/arxiv.1309.0312 · pith_short_12: USVFBDUYTCSM · pith_short_16: USVFBDUYTCSMT3X7 · pith_short_8: USVFBDUY

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/USVFBDUYTCSMT3X7M6WJKDGYYA \
  | 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: a4aa508e9898a4c9eeff67ac950cd8c00413f2050712da19d9ffeca972d2b7e0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4cf3b830ff13ea89a8bf5f55f7236d926a133017b913f483c65557fbcd543b33",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2013-09-02T07:47:07Z",
    "title_canon_sha256": "c2eb92fed0fd41191f1bb1e93a25331c420661c797c2e8be118e6ca21c5f0460"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.0312",
    "kind": "arxiv",
    "version": 2
  }
}