Pith Number

pith:FLYH3PUI

pith:2019:FLYH3PUIJQAB4KW6MEFNSAXX7J

not attested not anchored not stored refs pending

Probing topological phases in waveguide superlattices

Stefano Longhi

arxiv:1904.09607 v1 · 2019-04-21 · 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{FLYH3PUIJQAB4KW6MEFNSAXX7J}

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	2026-07-05T01:58:53.790827Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2af07dbe884c001e2ade610ad902f7fa5318c369bd01d54bbaa8bce5f01c37b4

Aliases

arxiv: 1904.09607 · arxiv_version: 1904.09607v1 · doi: 10.48550/arxiv.1904.09607 · pith_short_12: FLYH3PUIJQAB · pith_short_16: FLYH3PUIJQAB4KW6 · pith_short_8: FLYH3PUI

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/FLYH3PUIJQAB4KW6MEFNSAXX7J \
  | 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: 2af07dbe884c001e2ade610ad902f7fa5318c369bd01d54bbaa8bce5f01c37b4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f2f8369e0c4019c0981fa051d5277c7444b8d288ae663d9530a1d3fa5da83a3b",
    "cross_cats_sorted": [
      "cond-mat.mes-hall"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2019-04-21T14:27:19Z",
    "title_canon_sha256": "5256817dc27a47ca10a83eab3c94b4c07181febacde21944337b5d7cf1f48359"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.09607",
    "kind": "arxiv",
    "version": 1
  }
}