Pith Number

pith:RYLCALJY

pith:2019:RYLCALJYEJ7UPPEEHT4IQCIESD

not attested not anchored not stored refs pending

Photonic Anomalous Quantum Hall Effect

Daniel Leykam, Mohammad Hafezi, Sunil Mittal, Venkata Vikram Orre, Y. D. Chong

arxiv:1904.01090 v1 · 2019-04-01 · physics.optics

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RYLCALJYEJ7UPPEEHT4IQCIESD}

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	2026-07-04T23:50:38.737816Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8e16202d38227f47bc843cf888090490cacfca66b085f9dc629a06ea5928ae40

Aliases

arxiv: 1904.01090 · arxiv_version: 1904.01090v1 · doi: 10.48550/arxiv.1904.01090 · pith_short_12: RYLCALJYEJ7U · pith_short_16: RYLCALJYEJ7UPPEE · pith_short_8: RYLCALJY

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/RYLCALJYEJ7UPPEEHT4IQCIESD \
  | 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: 8e16202d38227f47bc843cf888090490cacfca66b085f9dc629a06ea5928ae40

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c6996d7d7ebf2dbf310074bfc836ffed72c416a20ff909af2f57de263c72c310",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2019-04-01T20:02:31Z",
    "title_canon_sha256": "f44d4b7b9bce8342dfb4068e539060817071ffb88c0c5581b9ae832411e04960"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.01090",
    "kind": "arxiv",
    "version": 1
  }
}