Pith Number

pith:DVY2QO7I

pith:2018:DVY2QO7IPZ5SQ6QMMRDI3U6YQP

not attested not anchored not stored refs pending

Excitons in hexagonal boron nitride single-layer: a new platform for polaritonics in the ultraviolet

A. J. Chaves, F. Ferreira, N. M. R. Peres, R. M. Ribeiro

arxiv:1807.06413 v1 · 2018-07-17 · 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{DVY2QO7IPZ5SQ6QMMRDI3U6YQP}

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	2026-05-17T23:53:42.353213Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1d71a83be87e7b287a0c64468dd3d883e67b30f7ad034503a091b6546b0f5ef4

Aliases

arxiv: 1807.06413 · arxiv_version: 1807.06413v1 · doi: 10.48550/arxiv.1807.06413 · pith_short_12: DVY2QO7IPZ5S · pith_short_16: DVY2QO7IPZ5SQ6QM · pith_short_8: DVY2QO7I

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/DVY2QO7IPZ5SQ6QMMRDI3U6YQP \
  | 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: 1d71a83be87e7b287a0c64468dd3d883e67b30f7ad034503a091b6546b0f5ef4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "971fe211e1d3566de9eed2dda1f0cc35458385b137d334ef0fe99335ee21308c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mes-hall",
    "submitted_at": "2018-07-17T13:27:29Z",
    "title_canon_sha256": "98ebda7e2fcb29bb42ce573ca46844e87dd1366e1837976117b25760c4f52124"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.06413",
    "kind": "arxiv",
    "version": 1
  }
}