Pith Number

pith:VG5FYCJ7

pith:2019:VG5FYCJ7IJZIXKAOXZLP6ZACOG

not attested not anchored not stored refs pending

Quasiprobability distribution functions from fractional Fourier transforms

A. Z\'u\~niga-Segundo, H\'ector M. Moya-Cessa, Jorge A. Anaya-Contreras

arxiv:1902.06031 v1 · 2019-02-16 · 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{VG5FYCJ7IJZIXKAOXZLP6ZACOG}

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	2026-05-17T23:53:46.831815Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a9ba5c093f42728ba80ebe56ff64027189fd5a9ad76d7465649c9ea4d23f6c33

Aliases

arxiv: 1902.06031 · arxiv_version: 1902.06031v1 · doi: 10.48550/arxiv.1902.06031 · pith_short_12: VG5FYCJ7IJZI · pith_short_16: VG5FYCJ7IJZIXKAO · pith_short_8: VG5FYCJ7

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/VG5FYCJ7IJZIXKAOXZLP6ZACOG \
  | 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: a9ba5c093f42728ba80ebe56ff64027189fd5a9ad76d7465649c9ea4d23f6c33

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f5d3b2b3fa7d80a8e1697ed01b434c2a9bf987dd349aefc44b5fdd9033fc3a20",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-02-16T02:56:25Z",
    "title_canon_sha256": "b8f4f60374dbc7db4a9a65f255cfa87bbcbd78bfaeea8db267039a594ed6efde"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.06031",
    "kind": "arxiv",
    "version": 1
  }
}