Pith Number

pith:O4T2IH3M

pith:2010:O4T2IH3MLRGO5ZHTK453N3KQ2K

not attested not anchored not stored refs pending

Weak Decoupling Duality and Quantum Identification

Andreas Winter, Patrick Hayden

arxiv:1003.4994 v4 · 2010-03-25 · quant-ph · cs.IT · math.IT

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{O4T2IH3MLRGO5ZHTK453N3KQ2K}

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	2026-05-18T03:51:47.457485Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7727a41f6c5c4ceee4f3573bb6ed50d2a6437fcfa1e618d661be252bb47d235b

Aliases

arxiv: 1003.4994 · arxiv_version: 1003.4994v4 · doi: 10.48550/arxiv.1003.4994 · pith_short_12: O4T2IH3MLRGO · pith_short_16: O4T2IH3MLRGO5ZHT · pith_short_8: O4T2IH3M

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/O4T2IH3MLRGO5ZHTK453N3KQ2K \
  | 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: 7727a41f6c5c4ceee4f3573bb6ed50d2a6437fcfa1e618d661be252bb47d235b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0fccc39b10a5f63882338126e1df444926d7ea068101e42dea5ae019f2d7e3a5",
    "cross_cats_sorted": [
      "cs.IT",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2010-03-25T20:07:56Z",
    "title_canon_sha256": "4e4a5730aa1d6cfe27dcc007539e7e332bf9341808d84a01f3a0335d5a501e81"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1003.4994",
    "kind": "arxiv",
    "version": 4
  }
}