Pith Number

pith:VOHVQAXA

pith:2009:VOHVQAXA5G5TPLVLVCEY7RHPTX

not attested not anchored not stored refs pending

Photoluminescence from surface GaN/AlGaN quantum wells: Effect of the surface states

E. Piner, H. O. Everitt, J. Cook, J. F. Muth, J. Roberts, K. Linthicum, P. Rajagopal, T. V. Shahbazyan, Y. D. Glinka

arxiv:0905.1972 v3 · 2009-05-12 · cond-mat.mtrl-sci

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VOHVQAXA5G5TPLVLVCEY7RHPTX}

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	2026-07-04T17:20:34.873293Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ab8f5802e0e9bb37aeaba8898fc4ef9dccad9bcddd12bbfeeb08264791a1d331

Aliases

arxiv: 0905.1972 · arxiv_version: 0905.1972v3 · doi: 10.48550/arxiv.0905.1972 · pith_short_12: VOHVQAXA5G5T · pith_short_16: VOHVQAXA5G5TPLVL · pith_short_8: VOHVQAXA

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/VOHVQAXA5G5TPLVLVCEY7RHPTX \
  | 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: ab8f5802e0e9bb37aeaba8898fc4ef9dccad9bcddd12bbfeeb08264791a1d331

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "38053cea955ca20b37350356eab0fe4e2672a34b59fd81cabced9db4783867cc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2009-05-12T22:03:01Z",
    "title_canon_sha256": "44ca4b14d1315d1842e94aa9ccee6d4a5b0e3a491033e193c2c81cfc33c898d5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0905.1972",
    "kind": "arxiv",
    "version": 3
  }
}