Pith Number

pith:YMWF6PCP

pith:2015:YMWF6PCPR44R5EDW4G34DK4N5M

not attested not anchored not stored refs pending

Doubly infinite separation of quantum information and communication

Christopher Perry, Dax Enshan Koh, Scott Aaronson, Yechao Zhu, Zi-Wen Liu

arxiv:1507.03546 v5 · 2015-07-13 · quant-ph · cs.CC · 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{YMWF6PCPR44R5EDW4G34DK4N5M}

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	2026-05-18T01:15:32.489840Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c32c5f3c4f8f391e9076e1b7c1ab8deb01c358ee9f5eb93f27d87801f3f4c784

Aliases

arxiv: 1507.03546 · arxiv_version: 1507.03546v5 · doi: 10.48550/arxiv.1507.03546 · pith_short_12: YMWF6PCPR44R · pith_short_16: YMWF6PCPR44R5EDW · pith_short_8: YMWF6PCP

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/YMWF6PCPR44R5EDW4G34DK4N5M \
  | 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: c32c5f3c4f8f391e9076e1b7c1ab8deb01c358ee9f5eb93f27d87801f3f4c784

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "61560a50ad2625f4fc3f802d7e27f8ab6ca4e636339d064c9c5ad443b4385ddc",
    "cross_cats_sorted": [
      "cs.CC",
      "cs.IT",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2015-07-13T18:49:52Z",
    "title_canon_sha256": "ffed01119583816548e2878ff7339e6324b37bc02fed0dd10c374cf299e93a8e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.03546",
    "kind": "arxiv",
    "version": 5
  }
}