Pith Number

pith:UZNVLLTQ

pith:2009:UZNVLLTQEL27JZTZBX56WJHTXG

not attested not anchored not stored refs pending

A hierarchical research by large-scale and ab initio electronic structure theories -- Si and Ge cleavage and stepped (111)-2x1 surfaces --

Akira Ishii, Masakazu Tanikawa, Takeo Hoshi

arxiv:0912.4970 v1 · 2009-12-25 · 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{UZNVLLTQEL27JZTZBX56WJHTXG}

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	2026-05-18T02:10:13.682071Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a65b55ae7022f5f4e6790dfbeb24f3b9a4d133306ef32a264e6864fae788068b

Aliases

arxiv: 0912.4970 · arxiv_version: 0912.4970v1 · doi: 10.48550/arxiv.0912.4970 · pith_short_12: UZNVLLTQEL27 · pith_short_16: UZNVLLTQEL27JZTZ · pith_short_8: UZNVLLTQ

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/UZNVLLTQEL27JZTZBX56WJHTXG \
  | 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: a65b55ae7022f5f4e6790dfbeb24f3b9a4d133306ef32a264e6864fae788068b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e6a99e2d59386c8935976886c7e171fd63c82baddd9d7fa3929d16104c221073",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2009-12-25T13:48:43Z",
    "title_canon_sha256": "1668b4517ba9913cd422772805e1eb01921fcb07fcea9b22f432ee73a325f20f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0912.4970",
    "kind": "arxiv",
    "version": 1
  }
}