Pith Number

pith:CSVDJBR4

pith:2021:CSVDJBR4XWGMDM5PGDZPAHPCTF

not attested not anchored not stored refs pending

Both qubits of the singlet state can be steered simultaneously by multiple independent observers via sequential measurement

Jian Li, Kun Liu, Qin Wang, Tongjun Liu, Wei Fang

arxiv:2102.12166 v1 · 2021-02-24 · 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{CSVDJBR4XWGMDM5PGDZPAHPCTF}

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	2026-07-05T02:18:10.159867Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

14aa34863cbd8cc1b3af30f2f01de29965f7e870418fa45316ac13f25ac51ca1

Aliases

arxiv: 2102.12166 · arxiv_version: 2102.12166v1 · doi: 10.48550/arxiv.2102.12166 · pith_short_12: CSVDJBR4XWGM · pith_short_16: CSVDJBR4XWGMDM5P · pith_short_8: CSVDJBR4

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/CSVDJBR4XWGMDM5PGDZPAHPCTF \
  | 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: 14aa34863cbd8cc1b3af30f2f01de29965f7e870418fa45316ac13f25ac51ca1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "04b9d0f3ba450df829add95c3b82d12b3ae64f45c8ff1070136fca0a5ec2297e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2021-02-24T09:37:55Z",
    "title_canon_sha256": "10ae51690698d9f56d41bcdcc8f7f1934762ee95274ef143870c4f3950f2db8d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2102.12166",
    "kind": "arxiv",
    "version": 1
  }
}