Pith Number

pith:3AFKLDBN

pith:2009:3AFKLDBNVY42EWN5ETESVCDP7N

not attested not anchored not stored refs pending

Direct bandgap optical transitions in Si nanocrystals

A. A. Prokofiev, A. S. Moskalenko, D. Timmerman, H. Zhang, I. N. Yassievich, T. Gregorkiewicz, W. D. A. M. de Boer, W. J. Buma

arxiv:0901.4268 v3 · 2009-01-27 · 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{3AFKLDBNVY42EWN5ETESVCDP7N}

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	2026-05-18T02:14:55.645334Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d80aa58c2dae39a259bd24c92a886ffb692b8ce2abfe67be3ad7e027b8451f98

Aliases

arxiv: 0901.4268 · arxiv_version: 0901.4268v3 · doi: 10.48550/arxiv.0901.4268 · pith_short_12: 3AFKLDBNVY42 · pith_short_16: 3AFKLDBNVY42EWN5 · pith_short_8: 3AFKLDBN

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/3AFKLDBNVY42EWN5ETESVCDP7N \
  | 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: d80aa58c2dae39a259bd24c92a886ffb692b8ce2abfe67be3ad7e027b8451f98

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e84121c852876592078741fd0dad18850df765b11996ca8c7c4411bafdc0b041",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2009-01-27T16:14:51Z",
    "title_canon_sha256": "3cf91a4ae3dded02a4b57ef3d3272dd70a21efd2a19f043ff91fe2fd3dd1ce29"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0901.4268",
    "kind": "arxiv",
    "version": 3
  }
}