Pith Number

pith:47N64BWJ

pith:2005:47N64BWJDUC34RHS2FNKWNWA76

not attested not anchored not stored refs pending

Squaring the Triangle: Insulating Ground State of $Na_{0.5}CoO_{2}$

Dimitrios Galanakis, Philip Phillips, Ting-Pong Choy

arxiv:cond-mat/0502164 v4 · 2005-02-07 · cond-mat.str-el · cond-mat.supr-con

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{47N64BWJDUC34RHS2FNKWNWA76}

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	2026-05-18T03:24:32.141297Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e7dbee06c91d05be44f2d15aab36c0ff8567600525adae675c0f3a000a90daed

Aliases

arxiv: cond-mat/0502164 · arxiv_version: cond-mat/0502164v4 · doi: 10.48550/arxiv.cond-mat/0502164 · pith_short_12: 47N64BWJDUC3 · pith_short_16: 47N64BWJDUC34RHS · pith_short_8: 47N64BWJ

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/47N64BWJDUC34RHS2FNKWNWA76 \
  | 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: e7dbee06c91d05be44f2d15aab36c0ff8567600525adae675c0f3a000a90daed

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0ff0ffc366573db7dacb3bc0f6db5dfbcf9c730f353b19eb5e155525b0217889",
    "cross_cats_sorted": [
      "cond-mat.supr-con"
    ],
    "license": "",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2005-02-07T06:17:46Z",
    "title_canon_sha256": "e1f3e37d7508c8dd63526157f4c019b51c9acfe1a42d1853f56e58c348fb17be"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/0502164",
    "kind": "arxiv",
    "version": 4
  }
}