Pith Number

pith:XJY27EM3

pith:2015:XJY27EM3A32RVUQ7N2WGXTJFXZ

not attested not anchored not stored refs pending

Multipartite entangled states, symmetric matrices and error-correcting codes

Chaoping Xing, Chen Yuan, Keqin Feng, Lingfei Jin

arxiv:1511.07992 v1 · 2015-11-25 · cs.IT · math.IT · 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{XJY27EM3A32RVUQ7N2WGXTJFXZ}

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	2026-05-18T01:26:02.024871Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ba71af919b06f51ad21f6eac6bcd25be42aa49fec42e1f5225222af43650597d

Aliases

arxiv: 1511.07992 · arxiv_version: 1511.07992v1 · doi: 10.48550/arxiv.1511.07992 · pith_short_12: XJY27EM3A32R · pith_short_16: XJY27EM3A32RVUQ7 · pith_short_8: XJY27EM3

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/XJY27EM3A32RVUQ7N2WGXTJFXZ \
  | 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: ba71af919b06f51ad21f6eac6bcd25be42aa49fec42e1f5225222af43650597d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3005bf404cb4a97b3ed5eb94900d244b859b522d1cceaafbe80f72af5db4e4c2",
    "cross_cats_sorted": [
      "math.IT",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2015-11-25T08:32:48Z",
    "title_canon_sha256": "bec83a0905c5fe09123f32576801e6b19207437cc50ccf319b949eb40ec560ce"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.07992",
    "kind": "arxiv",
    "version": 1
  }
}