Pith Number

pith:6G2K6TSK

pith:2020:6G2K6TSKOGRMHXHSNPYWQOAL3S

not attested not anchored not stored refs pending

Experimental measurement of the divergent quantum metric of an exceptional point

Charly Leblanc, Dmitry Solnyshkov, Feng Li, Guillaume Malpuech, Hongbing Fu, Jiahuan Ren, Jiannian Yao, Qing Liao, Yiming Li

arxiv:2011.12037 v1 · 2020-11-24 · cond-mat.mes-hall · physics.optics · quant-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6G2K6TSKOGRMHXHSNPYWQOAL3S}

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	2026-07-05T03:11:57.018697Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f1b4af4e4a71a2c3dcf26bf168380bdcbaa6235647058cb156c3e4bebda1f6f8

Aliases

arxiv: 2011.12037 · arxiv_version: 2011.12037v1 · doi: 10.48550/arxiv.2011.12037 · pith_short_12: 6G2K6TSKOGRM · pith_short_16: 6G2K6TSKOGRMHXHS · pith_short_8: 6G2K6TSK

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/6G2K6TSKOGRMHXHSNPYWQOAL3S \
  | 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: f1b4af4e4a71a2c3dcf26bf168380bdcbaa6235647058cb156c3e4bebda1f6f8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1308e93af57fea364c997f889c35ba644d4db43242872b4e0e9e2928a31e9078",
    "cross_cats_sorted": [
      "physics.optics",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mes-hall",
    "submitted_at": "2020-11-24T11:31:03Z",
    "title_canon_sha256": "6d9fa27694b27a7339809e4aebf144c244cd6106bb0be65b24b2750e9842d22d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2011.12037",
    "kind": "arxiv",
    "version": 1
  }
}