Pith Number

pith:CXUI3YN2

pith:2009:CXUI3YN25CX7HNNE4GUT2YYCXU

not attested not anchored not stored refs pending

Quantum spin Hall phase in neutral zigzag graphene ribbons

Mahdi Zarea, Nancy Sandler

arxiv:0910.2030 v1 · 2009-10-11 · cond-mat.mtrl-sci · 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{CXUI3YN25CX7HNNE4GUT2YYCXU}

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	2026-05-18T02:11:24.779124Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

15e88de1bae8aff3b5a4e1a93d6302bd1bc9d55cee7c2d4dda11b95ae2140ad3

Aliases

arxiv: 0910.2030 · arxiv_version: 0910.2030v1 · doi: 10.48550/arxiv.0910.2030 · pith_short_12: CXUI3YN25CX7 · pith_short_16: CXUI3YN25CX7HNNE · pith_short_8: CXUI3YN2

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/CXUI3YN25CX7HNNE4GUT2YYCXU \
  | 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: 15e88de1bae8aff3b5a4e1a93d6302bd1bc9d55cee7c2d4dda11b95ae2140ad3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "55657245162b41169093a380cc81811e60e3083e2d574e3115476ddc005c26e3",
    "cross_cats_sorted": [
      "cond-mat.str-el"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2009-10-11T19:15:43Z",
    "title_canon_sha256": "ef6b4eec70da04f887b4486ed1942af0b4dbb63a942ef4124284aff47f096476"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0910.2030",
    "kind": "arxiv",
    "version": 1
  }
}