Pith Number

pith:22ULTNTD

pith:2014:22ULTNTDTM7LBETMIUPB3UBUGM

not attested not anchored not stored refs pending

Optimizing classical communication in remote preparation of a general pure qubit

Congyi Hua, Yi-Xin Chen

arxiv:1405.5309 v1 · 2014-05-21 · 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{22ULTNTDTM7LBETMIUPB3UBUGM}

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	2026-05-18T02:51:24.523740Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d6a8b9b6639b3eb0926c451e1dd0343317a79f2b0e3ea24d5fc5fd1a5089975b

Aliases

arxiv: 1405.5309 · arxiv_version: 1405.5309v1 · doi: 10.48550/arxiv.1405.5309 · pith_short_12: 22ULTNTDTM7L · pith_short_16: 22ULTNTDTM7LBETM · pith_short_8: 22ULTNTD

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/22ULTNTDTM7LBETMIUPB3UBUGM \
  | 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: d6a8b9b6639b3eb0926c451e1dd0343317a79f2b0e3ea24d5fc5fd1a5089975b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b20bc6975d21d757ba4f73304cf8376210200585b4b7d37e545846d8be401938",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2014-05-21T06:45:08Z",
    "title_canon_sha256": "4d06c265ec28de9d43b178816ecc18189a7c7e2235749be15e57aeca630eab0b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1405.5309",
    "kind": "arxiv",
    "version": 1
  }
}