Pith Number

pith:OKP27V3F

pith:2010:OKP27V3F6OT5YF2WLIBHDEVWA7

not attested not anchored not stored refs pending

Spiral ground state in the quasi-two-dimensional spin-1/2 system Cu2GeO4

Alexander A. Tsirlin, Helge Rosner, Johannes Richter, Ronald Zinke

arxiv:1009.3287 v2 · 2010-09-16 · cond-mat.str-el · 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{OKP27V3F6OT5YF2WLIBHDEVWA7}

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	2026-05-18T04:26:02.369784Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

729fafd765f3a7dc17565a027192b607e314825e73c2e9bd43ffd9a5a14ecc5f

Aliases

arxiv: 1009.3287 · arxiv_version: 1009.3287v2 · doi: 10.48550/arxiv.1009.3287 · pith_short_12: OKP27V3F6OT5 · pith_short_16: OKP27V3F6OT5YF2W · pith_short_8: OKP27V3F

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/OKP27V3F6OT5YF2WLIBHDEVWA7 \
  | 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: 729fafd765f3a7dc17565a027192b607e314825e73c2e9bd43ffd9a5a14ecc5f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "837e8540caa280a9dcfc912caef3babe174b83d0312f34e88966909752295906",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2010-09-16T21:12:40Z",
    "title_canon_sha256": "7853a6e3b8db840fabf7c64ef448a77b810a949b4e41c57c4eac1feb8ea8aa08"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1009.3287",
    "kind": "arxiv",
    "version": 2
  }
}