Pith Number

pith:GQRIJLPY

pith:2020:GQRIJLPYFWLG3ZXPBRBUPNRIRO

not attested not anchored not stored refs pending

Berry bands and pseudo-spin of topological photonic phases

Samuel J. Palmer, Vincenzo Giannini

arxiv:2009.07033 v2 · 2020-09-15 · physics.optics · 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{GQRIJLPYFWLG3ZXPBRBUPNRIRO}

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	2026-07-05T02:43:08.938669Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

342284adf82d966de6ef0c4347b6288bb18ab994c8b02e036608474ef0450f51

Aliases

arxiv: 2009.07033 · arxiv_version: 2009.07033v2 · doi: 10.48550/arxiv.2009.07033 · pith_short_12: GQRIJLPYFWLG · pith_short_16: GQRIJLPYFWLG3ZXP · pith_short_8: GQRIJLPY

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/GQRIJLPYFWLG3ZXPBRBUPNRIRO \
  | 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: 342284adf82d966de6ef0c4347b6288bb18ab994c8b02e036608474ef0450f51

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f73dc5de841fe85fb74c79fbb40f060ac9f11f1f3cb4be8f8a8e99293531d35d",
    "cross_cats_sorted": [
      "cond-mat.mes-hall"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2020-09-15T12:53:28Z",
    "title_canon_sha256": "644e1faf464a9b7051cb05e4f6e35903333a65ef9f83e507529bf468e8e98861"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2009.07033",
    "kind": "arxiv",
    "version": 2
  }
}