Pith Number

pith:P5HG2KBF

pith:2023:P5HG2KBFLR5SE5PMMXTJJIER3D

not attested not anchored not stored refs pending

Resolving the topology of encircling multiple exceptional points

Chitres Guria, Jack G. E. Harris, Qi Zhong, Ramy El-Ganainy, Sahin K. Ozdemir, Yogesh S. S. Patil

arxiv:2304.03207 v2 · 2023-04-06 · physics.optics · cond-mat.mes-hall · math-ph · math.MP · physics.class-ph · 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{P5HG2KBFLR5SE5PMMXTJJIER3D}

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	2026-07-05T07:46:17.225161Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7f4e6d28255c7b2275ec65e694a091d8d8fee9f8774359f38d2fdf78d35d0f67

Aliases

arxiv: 2304.03207 · arxiv_version: 2304.03207v2 · doi: 10.48550/arxiv.2304.03207 · pith_short_12: P5HG2KBFLR5S · pith_short_16: P5HG2KBFLR5SE5PM · pith_short_8: P5HG2KBF

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/P5HG2KBFLR5SE5PMMXTJJIER3D \
  | 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: 7f4e6d28255c7b2275ec65e694a091d8d8fee9f8774359f38d2fdf78d35d0f67

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ee63d093b98062d2cec683fd781042240a83ca55e1b71cb377298defefec89b7",
    "cross_cats_sorted": [
      "cond-mat.mes-hall",
      "math-ph",
      "math.MP",
      "physics.class-ph",
      "quant-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2023-04-06T16:40:30Z",
    "title_canon_sha256": "f90aef81f51e114aa0a441c6aa9cfbdfebb722701f603d4ed7bd5327c4238582"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2304.03207",
    "kind": "arxiv",
    "version": 2
  }
}