Pith Number

pith:X2ZQWW6Q

pith:2012:X2ZQWW6QLW2QM6DW2DKOWFLVNO

not attested not anchored not stored refs pending

Epistemic view of quantum states and communication complexity of quantum channels

Alberto Montina

arxiv:1206.2961 v1 · 2012-06-13 · 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{X2ZQWW6QLW2QM6DW2DKOWFLVNO}

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	2026-05-18T03:45:41.370799Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

beb30b5bd05db5067876d0d4eb15756ba40c3649590c3226de77ed0c67f4efb5

Aliases

arxiv: 1206.2961 · arxiv_version: 1206.2961v1 · doi: 10.48550/arxiv.1206.2961 · pith_short_12: X2ZQWW6QLW2Q · pith_short_16: X2ZQWW6QLW2QM6DW · pith_short_8: X2ZQWW6Q

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/X2ZQWW6QLW2QM6DW2DKOWFLVNO \
  | 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: beb30b5bd05db5067876d0d4eb15756ba40c3649590c3226de77ed0c67f4efb5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "84e484ec2ba20c3c64a6c0b42ffc7bf454073980eff9322487a2ef8d5ee34e51",
    "cross_cats_sorted": [
      "cs.IT",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2012-06-13T22:56:12Z",
    "title_canon_sha256": "8703de4d538fa298d6fa9faa4c941b78ae984b1378c27c25e72e3465cf8a64b9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1206.2961",
    "kind": "arxiv",
    "version": 1
  }
}