Pith Number

pith:IOKP7G3L

pith:2018:IOKP7G3LKP2MTI2RH2AIJGMIBN

not attested not anchored not stored refs pending

Experimental realization of a Weyl exceptional ring

Alexander Cerjan, Kevin P. Chen, Mikael C. Rechtsman, Sheng Huang, Yidong Chong

arxiv:1808.09541 v2 · 2018-08-28 · physics.optics · cond-mat.mtrl-sci · cond-mat.other

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IOKP7G3LKP2MTI2RH2AIJGMIBN}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-17T23:42:48.875787Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4394ff9b6b53f4c9a3513e808499880b432fc6eb021358ebf1dcb916c7c8424b

Aliases

arxiv: 1808.09541 · arxiv_version: 1808.09541v2 · doi: 10.48550/arxiv.1808.09541 · pith_short_12: IOKP7G3LKP2M · pith_short_16: IOKP7G3LKP2MTI2R · pith_short_8: IOKP7G3L

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/IOKP7G3LKP2MTI2RH2AIJGMIBN \
  | 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: 4394ff9b6b53f4c9a3513e808499880b432fc6eb021358ebf1dcb916c7c8424b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ac46f8af609e8463ac1d8a1dd2d8acc6c8788a803672006e38c2e9378e1c20a1",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci",
      "cond-mat.other"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2018-08-28T20:53:54Z",
    "title_canon_sha256": "819c4784b02ef4a8f61bdd2af60c57cad2cec1e108a530305aaaf4400a37256c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.09541",
    "kind": "arxiv",
    "version": 2
  }
}