Pith Number

pith:3XEQMXIZ

pith:2014:3XEQMXIZGFSEANSXDLH5EL7YIW

not attested not anchored not stored refs pending

Quantum Measurement Complexity

Subhash Kak

arxiv:1404.7520 v1 · 2014-04-29 · 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{3XEQMXIZGFSEANSXDLH5EL7YIW}

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	2026-05-18T02:39:25.476619Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ddc9065d1931644036571acfd22ff845a0ae2cf6c819baa5a4941c79a581e738

Aliases

arxiv: 1404.7520 · arxiv_version: 1404.7520v1 · doi: 10.48550/arxiv.1404.7520 · pith_short_12: 3XEQMXIZGFSE · pith_short_16: 3XEQMXIZGFSEANSX · pith_short_8: 3XEQMXIZ

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/3XEQMXIZGFSEANSXDLH5EL7YIW \
  | 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: ddc9065d1931644036571acfd22ff845a0ae2cf6c819baa5a4941c79a581e738

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a4d130317249e6e0a545009571cd60fc7b4ba08f14095a82f7e3f259d9cb8195",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2014-04-29T20:36:55Z",
    "title_canon_sha256": "9bb55e601f0c381c174e4e33d01dcab4805e6e4a0038b0e6e389c117f5e9f840"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.7520",
    "kind": "arxiv",
    "version": 1
  }
}