Pith Number

pith:AMKZY7G2

pith:2009:AMKZY7G252Y2C2CNXADYBBKGED

not attested not anchored not stored refs pending

Concavity of the quantum body for any given dimension

K.F. P\'al, T. V\'ertesi

arxiv:0905.2915 v1 · 2009-05-18 · 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{AMKZY7G252Y2C2CNXADYBBKGED}

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

Analytic Qubit Separation between POVMs and Projective Measurements

Receipt and verification

First computed	2026-05-18T02:13:38.846584Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

03159c7cdaeeb1a1684db80780854620e40771f414712f2d43e36cf280a51f5f

Aliases

arxiv: 0905.2915 · arxiv_version: 0905.2915v1 · doi: 10.48550/arxiv.0905.2915 · pith_short_12: AMKZY7G252Y2 · pith_short_16: AMKZY7G252Y2C2CN · pith_short_8: AMKZY7G2

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/AMKZY7G252Y2C2CNXADYBBKGED \
  | 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: 03159c7cdaeeb1a1684db80780854620e40771f414712f2d43e36cf280a51f5f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6cd6d14eb3a5e6ad1223f2b0e1da34c1f05fc6d78501abca38958444c28b4c61",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2009-05-18T19:21:12Z",
    "title_canon_sha256": "a10ffc3e41530421dfbd49d99efcade71a33e7b1c795bb7d0521e3f9e2b44889"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0905.2915",
    "kind": "arxiv",
    "version": 1
  }
}