Pith Number

pith:EJPILSXB

pith:2009:EJPILSXB4LMJC33THX5REN3P6Z

not attested not anchored not stored refs pending

Quasiparticle calculations of the electronic properties of ZrO$_2$ and HfO$_2$ polymorphs and their interface with Si

Gian-Marco Rignanese, Myrta Gr\"uning, Riad Shaltaf

arxiv:0912.1977 v1 · 2009-12-10 · 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{EJPILSXB4LMJC33THX5REN3P6Z}

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	2026-05-18T02:10:24.868363Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

225e85cae1e2d8916f733dfb12376ff641bbd7fa93fa0bfda118f6cf0994fe61

Aliases

arxiv: 0912.1977 · arxiv_version: 0912.1977v1 · doi: 10.48550/arxiv.0912.1977 · pith_short_12: EJPILSXB4LMJ · pith_short_16: EJPILSXB4LMJC33T · pith_short_8: EJPILSXB

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/EJPILSXB4LMJC33THX5REN3P6Z \
  | 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: 225e85cae1e2d8916f733dfb12376ff641bbd7fa93fa0bfda118f6cf0994fe61

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c99df8bcd4d6737b5f255fdee54a42388120c6d6ace615d41daecfe5c584101b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2009-12-10T11:47:52Z",
    "title_canon_sha256": "2392b143af64746c0a43ebee4583c3bd3df8fe55f58463016565f3e64319063d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0912.1977",
    "kind": "arxiv",
    "version": 1
  }
}