Pith Number

pith:QEJPFAAM

pith:2008:QEJPFAAMROB2WK2C34QVXZOZSQ

not attested not anchored not stored refs pending

Phase Diagram of Na$_x$CoO$_2$ Studied by Gutzwiller Density Functional Theory

Guangtao Wang, Xi Dai, Zhong Fang

arxiv:0801.4184 v1 · 2008-01-28 · cond-mat.str-el

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QEJPFAAMROB2WK2C34QVXZOZSQ}

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	2026-07-04T17:09:00.995170Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8112f2800c8b83ab2b42df215be5d99423171b03ae62ff43f614e1d2c82b84e7

Aliases

arxiv: 0801.4184 · arxiv_version: 0801.4184v1 · doi: 10.48550/arxiv.0801.4184 · pith_short_12: QEJPFAAMROB2 · pith_short_16: QEJPFAAMROB2WK2C · pith_short_8: QEJPFAAM

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/QEJPFAAMROB2WK2C34QVXZOZSQ \
  | 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: 8112f2800c8b83ab2b42df215be5d99423171b03ae62ff43f614e1d2c82b84e7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e46c24ceac0d787f6cb1e4b33ae59a2bdbe8c8077caca5ea8e7d8feed5f0396b",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2008-01-28T04:08:15Z",
    "title_canon_sha256": "957f0bd86a24cc23f83baa2f8bd470310a31a6a8b1506e02a601ccd42ad7f7fd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0801.4184",
    "kind": "arxiv",
    "version": 1
  }
}