Pith Number

pith:Z4SXTTRN

pith:2009:Z4SXTTRNDKXKHZZPAYX7IFOQTI

not attested not anchored not stored refs pending

Integrated photonic qubit quantum computing on a superconducting chip

Guang-Can Guo, Lianghui Du, Xingxiang Zhou, Yong Hu, Zheng-Wei Zhou

arxiv:0909.5307 v2 · 2009-09-29 · 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{Z4SXTTRNDKXKHZZPAYX7IFOQTI}

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	2026-05-18T02:11:36.509932Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cf2579ce2d1aaea3e72f062ff415d09a3752bdbf52ae531d06b6c571e7b6a7ec

Aliases

arxiv: 0909.5307 · arxiv_version: 0909.5307v2 · doi: 10.48550/arxiv.0909.5307 · pith_short_12: Z4SXTTRNDKXK · pith_short_16: Z4SXTTRNDKXKHZZP · pith_short_8: Z4SXTTRN

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/Z4SXTTRNDKXKHZZPAYX7IFOQTI \
  | 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: cf2579ce2d1aaea3e72f062ff415d09a3752bdbf52ae531d06b6c571e7b6a7ec

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "56695656e88d1157027f4902274cf3865cbd9880f0d6637572c6572eb1b3336f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2009-09-29T10:55:06Z",
    "title_canon_sha256": "188e14f00e1c9b98352d14a56abdedef95daad65f1f849c86299d79964a8733f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0909.5307",
    "kind": "arxiv",
    "version": 2
  }
}