Pith Number

pith:42ML4DJV

pith:1998:42ML4DJVF3KLP7QKLYR7NKT74V

not attested not anchored not stored refs pending

Ferroelectrics and their possible involvement in Biology

D.V. Nanopoulos, I. Samaras, K. Zioutas, N.E. Mavromatos

arxiv:quant-ph/9803005 v1 · 1998-03-02 · quant-ph · cond-mat

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{42ML4DJVF3KLP7QKLYR7NKT74V}

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	2026-07-04T14:47:11.074399Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e698be0d352ed4b7fe0a5e23f6aa7fe541503e4933d14c2566042d15f37047ad

Aliases

arxiv: quant-ph/9803005 · arxiv_version: quant-ph/9803005v1 · doi: 10.48550/arxiv.quant-ph/9803005 · pith_short_12: 42ML4DJVF3KL · pith_short_16: 42ML4DJVF3KLP7QK · pith_short_8: 42ML4DJV

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/42ML4DJVF3KLP7QKLYR7NKT74V \
  | 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: e698be0d352ed4b7fe0a5e23f6aa7fe541503e4933d14c2566042d15f37047ad

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f3ad19b532108a894f79c654801208019eacf9640a8282d5ea2520616f7513bd",
    "cross_cats_sorted": [
      "cond-mat"
    ],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "1998-03-02T19:25:03Z",
    "title_canon_sha256": "e6e90b09f13a55ec3633f35ecd460e58e2c484572f062ada0542240e14b22f78"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/9803005",
    "kind": "arxiv",
    "version": 1
  }
}