Pith Number

pith:PPA7MO7L

pith:2003:PPA7MO7LAJEFP47V3VHOJBZ5OE

not attested not anchored not stored refs pending

Faithful sharing of multipartite entanglement over noisy quantum channels

Dong Pyo Chi, Soojoon Lee, Sora Choi

arxiv:quant-ph/0312223 v1 · 2003-12-31 · 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{PPA7MO7LAJEFP47V3VHOJBZ5OE}

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	2026-05-18T01:05:03.697137Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7bc1f63beb024857f3f5dd4ee4873d7127d57bbf2faa6ac87e3c6a010b4313a1

Aliases

arxiv: quant-ph/0312223 · arxiv_version: quant-ph/0312223v1 · doi: 10.48550/arxiv.quant-ph/0312223 · pith_short_12: PPA7MO7LAJEF · pith_short_16: PPA7MO7LAJEFP47V · pith_short_8: PPA7MO7L

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/PPA7MO7LAJEFP47V3VHOJBZ5OE \
  | 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: 7bc1f63beb024857f3f5dd4ee4873d7127d57bbf2faa6ac87e3c6a010b4313a1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8392316ca93d60c5d0dc3b444fe54b10988c25d48bf05235b866272e22ff1ead",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "2003-12-31T08:24:11Z",
    "title_canon_sha256": "f3f5b89a10708db461135f5f1b48dcf86598b7e6626440c82ed99ca960fd0276"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/0312223",
    "kind": "arxiv",
    "version": 1
  }
}