Pith Number

pith:Q4E4PFLM

pith:2009:Q4E4PFLMFN3NJRYMNWFSLEAC5A

not attested not anchored not stored refs pending

Modified Confinement Model for Size Dependent Raman Shift and Linewidth of Silicon Nanocrystals

Prafulla K. Jha, Sanjeev K. Gupta

arxiv:0904.3208 v1 · 2009-04-21 · cond-mat.mes-hall · 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{Q4E4PFLMFN3NJRYMNWFSLEAC5A}

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	2026-05-18T02:13:58.573155Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8709c7956c2b76d4c70c6d8b259002e837bb74fd8bf7cfaf39ac4785328d86c1

Aliases

arxiv: 0904.3208 · arxiv_version: 0904.3208v1 · doi: 10.48550/arxiv.0904.3208 · pith_short_12: Q4E4PFLMFN3N · pith_short_16: Q4E4PFLMFN3NJRYM · pith_short_8: Q4E4PFLM

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/Q4E4PFLMFN3NJRYMNWFSLEAC5A \
  | 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: 8709c7956c2b76d4c70c6d8b259002e837bb74fd8bf7cfaf39ac4785328d86c1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1d747e01a6c903d0db4b222bdbb410ca1c63d194d12dbc30a00ceca37b0fee9d",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mes-hall",
    "submitted_at": "2009-04-21T10:08:20Z",
    "title_canon_sha256": "c064e6e9669525f373704ccf600d884eb930adedc0df6b2f3fc4b765717c36df"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0904.3208",
    "kind": "arxiv",
    "version": 1
  }
}