Pith Number

pith:FMAOGWDG

pith:2022:FMAOGWDGDUYF4GAK2DUXLABSEL

not attested not anchored not stored refs pending

Observation of entanglement negativity transition of pseudo-random mixed states

Dongning Zheng, Hao Li, Hekang Li, Heng Fan, Kai Xu, Kaixuan Huang, Shang Liu, Tong Liu, Xiaohui Song, Zhongcheng Xiang

arxiv:2208.13347 v1 · 2022-08-29 · 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{FMAOGWDGDUYF4GAK2DUXLABSEL}

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	2026-07-05T06:18:17.647080Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2b00e358661d305e180ad0e975803222cb32a212fc207370cd32429c73cec0f9

Aliases

arxiv: 2208.13347 · arxiv_version: 2208.13347v1 · doi: 10.48550/arxiv.2208.13347 · pith_short_12: FMAOGWDGDUYF · pith_short_16: FMAOGWDGDUYF4GAK · pith_short_8: FMAOGWDG

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/FMAOGWDGDUYF4GAK2DUXLABSEL \
  | 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: 2b00e358661d305e180ad0e975803222cb32a212fc207370cd32429c73cec0f9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d4ac5b5d3eb53257a0370af14213be408a01d3c138b8e4213f9828829f474a80",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2022-08-29T02:56:05Z",
    "title_canon_sha256": "a83b11434bb9e0f0d6a92b4521656e0db8501bdfb31e955c4aecf17bae673486"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2208.13347",
    "kind": "arxiv",
    "version": 1
  }
}