Pith Number

pith:QGGVDOBD

pith:2009:QGGVDOBDDFGBM4LMUMBR2PG6YZ

not attested not anchored not stored refs pending

Exciton polaritons in two-dimensional photonic crystals

Aristide Lema\^itre, Audrey Miard, Daniele Bajoni, Dario Gerace, Isabelle Sagnes, Jacqueline Bloch, Lucio Claudio Andreani, Maddalena Patrini, Matteo Galli, Remy Braive

arxiv:0907.2813 v1 · 2009-07-16 · cond-mat.other

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QGGVDOBDDFGBM4LMUMBR2PG6YZ}

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	2026-05-18T03:42:32.484122Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

818d51b823194c16716ca3031d3cdec67f3d8898e4a7e98dffde233411690035

Aliases

arxiv: 0907.2813 · arxiv_version: 0907.2813v1 · doi: 10.48550/arxiv.0907.2813 · pith_short_12: QGGVDOBDDFGB · pith_short_16: QGGVDOBDDFGBM4LM · pith_short_8: QGGVDOBD

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/QGGVDOBDDFGBM4LMUMBR2PG6YZ \
  | 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: 818d51b823194c16716ca3031d3cdec67f3d8898e4a7e98dffde233411690035

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f4f402e459c9e16b60c119d0a0b203419b4840aa33f886d0397d6626005e31d2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.other",
    "submitted_at": "2009-07-16T11:49:02Z",
    "title_canon_sha256": "7635aeebc6201d971c5821debabce6484369d1ea98f931be58ca90e6fa112504"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0907.2813",
    "kind": "arxiv",
    "version": 1
  }
}