Pith Number

pith:FBMTKRDW

pith:2010:FBMTKRDWTX6KYK74UY5SFBP2ZI

not attested not anchored not stored refs pending

The decoupling approach to quantum information theory

Fr\'ed\'eric Dupuis

arxiv:1004.1641 v1 · 2010-04-09 · 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{FBMTKRDWTX6KYK74UY5SFBP2ZI}

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.

Cited by

1 paper in Pith

Entanglement Wedge Reconstruction and the Information Paradox

Receipt and verification

First computed	2026-07-04T17:26:12.371275Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

28593544769dfcac2bfca63b2285faca345cb73fa132a19bc4700a9729b53e29

Aliases

arxiv: 1004.1641 · arxiv_version: 1004.1641v1 · doi: 10.48550/arxiv.1004.1641 · pith_short_12: FBMTKRDWTX6K · pith_short_16: FBMTKRDWTX6KYK74 · pith_short_8: FBMTKRDW

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/FBMTKRDWTX6KYK74UY5SFBP2ZI \
  | 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: 28593544769dfcac2bfca63b2285faca345cb73fa132a19bc4700a9729b53e29

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1c65c2870e5a48ce5b265635bf8af89cfe592c39e6709c33a01f625b5673bcde",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2010-04-09T20:05:45Z",
    "title_canon_sha256": "5554f8c61c5d88e43c42b1c509d7bcf41e1864411434b5ba363b4657e10de096"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1004.1641",
    "kind": "arxiv",
    "version": 1
  }
}