Pith Number

pith:6WWDI5TC

pith:2018:6WWDI5TCRVZMPJUDCTCMBAHDIP

not attested not anchored not stored refs pending

Entropy fluctuations as a mixedness quantifier

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

arxiv:1809.09068 v2 · 2018-09-24 · 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{6WWDI5TCRVZMPJUDCTCMBAHDIP}

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	2026-05-17T23:40:23.935494Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f5ac3476628d72c7a68314c4c080e343fa4a53641cb3ec8dbb122a361411c1bb

Aliases

arxiv: 1809.09068 · arxiv_version: 1809.09068v2 · doi: 10.48550/arxiv.1809.09068 · pith_short_12: 6WWDI5TCRVZM · pith_short_16: 6WWDI5TCRVZMPJUD · pith_short_8: 6WWDI5TC

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/6WWDI5TCRVZMPJUDCTCMBAHDIP \
  | 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: f5ac3476628d72c7a68314c4c080e343fa4a53641cb3ec8dbb122a361411c1bb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "680bdc5b0fef43b88e7740a1b213f55df82450a7110a1f8917cc7501274a6e18",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2018-09-24T17:23:14Z",
    "title_canon_sha256": "a2a9a7429dc653db59cf48eaab063243994b639b667dcb479cb138fa66d0afba"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.09068",
    "kind": "arxiv",
    "version": 2
  }
}