Pith Number

pith:QENUHDIZ

pith:2009:QENUHDIZF4APLBPD2H2Z77OA6F

not attested not anchored not stored refs pending

Symmetry protected Z2-quantization and quaternionic Berry connection with Kramers degeneracy

Y. Hatsugai

arxiv:0909.4831 v1 · 2009-09-27 · cond-mat.mes-hall

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QENUHDIZF4APLBPD2H2Z77OA6F}

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	2026-05-18T04:41:45.762812Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

811b438d192f00f585e3d1f59ffdc0f1656f82a0872d25d7e3de85ee79ae5bce

Aliases

arxiv: 0909.4831 · arxiv_version: 0909.4831v1 · doi: 10.48550/arxiv.0909.4831 · pith_short_12: QENUHDIZF4AP · pith_short_16: QENUHDIZF4APLBPD · pith_short_8: QENUHDIZ

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/QENUHDIZF4APLBPD2H2Z77OA6F \
  | 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: 811b438d192f00f585e3d1f59ffdc0f1656f82a0872d25d7e3de85ee79ae5bce

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "740531b32a3445d7fc35f536a68f19a3be08ad4a08c213d3fc46b44a04c0b0cd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mes-hall",
    "submitted_at": "2009-09-27T03:41:51Z",
    "title_canon_sha256": "45c5ef1d84a44c7c396b4a113449692d8291c29154e7b31bef21c3efd0038c6f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0909.4831",
    "kind": "arxiv",
    "version": 1
  }
}