Pith Number

pith:AGMGZK42

pith:2006:AGMGZK42QL632JCNWPIZAV7QKE

not attested not anchored not stored refs pending

Properties of nonfreeness: an entropy measure of electron correlation

Alex D. Gottlieb, Norbert J. Mauser

arxiv:quant-ph/0608171 v3 · 2006-08-23 · 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{AGMGZK42QL632JCNWPIZAV7QKE}

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	2026-07-04T14:56:45.675003Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

01986cab9a82fdbd244db3d19057f0513177b591453711979999148076ec1d3e

Aliases

arxiv: quant-ph/0608171 · arxiv_version: quant-ph/0608171v3 · doi: 10.48550/arxiv.quant-ph/0608171 · pith_short_12: AGMGZK42QL63 · pith_short_16: AGMGZK42QL632JCN · pith_short_8: AGMGZK42

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/AGMGZK42QL632JCNWPIZAV7QKE \
  | 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: 01986cab9a82fdbd244db3d19057f0513177b591453711979999148076ec1d3e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3473112d1ce65e18230a54b235e365e7cefea5d62a72f24e4f81e9ff84eed474",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "2006-08-23T02:26:00Z",
    "title_canon_sha256": "53a3f7cd39c9c401962b851c7425abed9f4e7c2f4aab9cfc8bc19044bc6d343e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/0608171",
    "kind": "arxiv",
    "version": 3
  }
}