Pith Number

pith:ZFEAMSPV

pith:2011:ZFEAMSPVX3FXQ75C3GI3EIAHEW

not attested not anchored not stored refs pending

Weaker entanglement guarantees stronger entanglement

Lin Chen, Masahito Hayashi

arxiv:1102.0439 v3 · 2011-02-02 · 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{ZFEAMSPVX3FXQ75C3GI3EIAHEW}

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	2026-05-18T04:17:13.480265Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c9480649f5becb787fa2d991b220072592025a559aed76fe6201daf57c761f00

Aliases

arxiv: 1102.0439 · arxiv_version: 1102.0439v3 · doi: 10.48550/arxiv.1102.0439 · pith_short_12: ZFEAMSPVX3FX · pith_short_16: ZFEAMSPVX3FXQ75C · pith_short_8: ZFEAMSPV

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/ZFEAMSPVX3FXQ75C3GI3EIAHEW \
  | 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: c9480649f5becb787fa2d991b220072592025a559aed76fe6201daf57c761f00

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cb8e289de0948cc9a98e354d63eeb3f2b402b155576b3fec683373bd3bb2671a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2011-02-02T14:27:47Z",
    "title_canon_sha256": "1bdd6e69f5ae612e525031b0d7c8635b24e611c985af72f74ff049cbed218fe0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1102.0439",
    "kind": "arxiv",
    "version": 3
  }
}