Pith Number

pith:SFMCMEPR

pith:2005:SFMCMEPRNHTWVFZGFBT2MS2PBY

not attested not anchored not stored refs pending

Excitonic nonlinear absorption in CdS nanocrystals studied using Z-scan technique

G. H. Ma, H. I. Elim, J. He, S. H. Tang, W. Ji, W. S. Chin, W. X. Sun, Z. H. Zhang

arxiv:cond-mat/0507667 v1 · 2005-07-28 · 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{SFMCMEPRNHTWVFZGFBT2MS2PBY}

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	2026-07-04T16:54:19.249994Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

91582611f169e76a97262867a64b4f0e398acb629a4e51539563b5270e57eb84

Aliases

arxiv: cond-mat/0507667 · arxiv_version: cond-mat/0507667v1 · doi: 10.48550/arxiv.cond-mat/0507667 · pith_short_12: SFMCMEPRNHTW · pith_short_16: SFMCMEPRNHTWVFZG · pith_short_8: SFMCMEPR

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/SFMCMEPRNHTWVFZGFBT2MS2PBY \
  | 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: 91582611f169e76a97262867a64b4f0e398acb629a4e51539563b5270e57eb84

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8e82645a67099136093f103bca2b25a57938331dea571a28525d90a8a1221b9a",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2005-07-28T07:46:21Z",
    "title_canon_sha256": "0583a91951c626627d80b34c982c8a02be2a60eb0559fc545a783e29f6675d92"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/0507667",
    "kind": "arxiv",
    "version": 1
  }
}