Pith Number

pith:4WGOQ4XD

pith:2015:4WGOQ4XDPAI75OYSCXEXODQXL7

not attested not anchored not stored refs pending

Characterizing finite-dimensional quantum behavior

Adrien Feix, Mateus Araujo, Miguel Navascues, Tamas Vertesi

arxiv:1507.07521 v1 · 2015-07-27 · quant-ph · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4WGOQ4XDPAI75OYSCXEXODQXL7}

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	2026-05-18T01:28:53.135455Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e58ce872e37811febb1215c9770e175fd7dfa54488854458e85356134cf2c88e

Aliases

arxiv: 1507.07521 · arxiv_version: 1507.07521v1 · doi: 10.48550/arxiv.1507.07521 · pith_short_12: 4WGOQ4XDPAI7 · pith_short_16: 4WGOQ4XDPAI75OYS · pith_short_8: 4WGOQ4XD

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/4WGOQ4XDPAI75OYSCXEXODQXL7 \
  | 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: e58ce872e37811febb1215c9770e175fd7dfa54488854458e85356134cf2c88e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "431581647a2f409a00c59f71667d9ba54dec15ae77b0c5c3668c9fa9559082b5",
    "cross_cats_sorted": [
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2015-07-27T18:45:17Z",
    "title_canon_sha256": "d5b2440655f1a19c9277fe0895e91981c7f038dd1ef1a64f99cd690f67e1bb00"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.07521",
    "kind": "arxiv",
    "version": 1
  }
}