Pith Number

pith:B7PUIYPO

pith:2003:B7PUIYPOERVZE5HXQYYKRHT7O4

not attested not anchored not stored refs pending

Distinguishing maximally entangled states locally

Dong Yang, Yi-Xin Chen

arxiv:quant-ph/0311100 v1 · 2003-11-14 · 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{B7PUIYPOERVZE5HXQYYKRHT7O4}

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	2026-07-04T14:46:27.417818Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0fdf4461ee246b9274f78630a89e7f772b516a1fb683c74268173602de8cba9f

Aliases

arxiv: quant-ph/0311100 · arxiv_version: quant-ph/0311100v1 · doi: 10.48550/arxiv.quant-ph/0311100 · pith_short_12: B7PUIYPOERVZ · pith_short_16: B7PUIYPOERVZE5HX · pith_short_8: B7PUIYPO

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/B7PUIYPOERVZE5HXQYYKRHT7O4 \
  | 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: 0fdf4461ee246b9274f78630a89e7f772b516a1fb683c74268173602de8cba9f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b256e4d49c58d52bdc21ff99d784a02046f09d7fd42c172750f334936e8c2794",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "2003-11-14T16:50:33Z",
    "title_canon_sha256": "29c9fe58a5d0dc1c36db5567db0f7f1fbac35ea3235eb1032a804291e6e97140"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/0311100",
    "kind": "arxiv",
    "version": 1
  }
}