Pith Number

pith:2WUB5MSP

pith:1995:2WUB5MSPA6CEDXOAE72NZRAIBY

not attested not anchored not stored refs pending

Density-Polarization Functional Theory of the response of a periodic insulating solid to an electric field.

Belgium), Ph. Ghosez (Universite Catholique de Louvain, R.W. Godby (Cambridge University, UK)., X. Gonze

arxiv:mtrl-th/9501006 v1 · 1995-01-31 · mtrl-th · cond-mat.mtrl-sci

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2WUB5MSPA6CEDXOAE72NZRAIBY}

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	2026-05-18T01:05:22.386351Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d5a81eb24f078441ddc027f4dcc4080e1d7e4b724ec4915c09931d9ee0e230df

Aliases

arxiv: mtrl-th/9501006 · arxiv_version: mtrl-th/9501006v1 · doi: 10.48550/arxiv.mtrl-th/9501006 · pith_short_12: 2WUB5MSPA6CE · pith_short_16: 2WUB5MSPA6CEDXOA · pith_short_8: 2WUB5MSP

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/2WUB5MSPA6CEDXOAE72NZRAIBY \
  | 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: d5a81eb24f078441ddc027f4dcc4080e1d7e4b724ec4915c09931d9ee0e230df

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dc5f822c0de53532993c9df3c69d461e493f60d60b400fb17663f48b6dc3bd5c",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci"
    ],
    "license": "",
    "primary_cat": "mtrl-th",
    "submitted_at": "1995-01-31T13:23:06Z",
    "title_canon_sha256": "e7b7ec1b29cc586b1e34bb27b08bf81253f45842fa0f0967024860dc9cdfedbc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "mtrl-th/9501006",
    "kind": "arxiv",
    "version": 1
  }
}