Pith Number

pith:WBXPCQ7U

pith:2010:WBXPCQ7UVLI7AIQUTM23GJHGT7

not attested not anchored not stored refs pending

Spin Modulation in Semiconductor Lasers

Igor Zutic, Jeongsu Lee, Rafal Oszwaldowski, William Falls

arxiv:1004.0719 v1 · 2010-04-05 · cond-mat.mtrl-sci · cond-mat.other · physics.optics

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WBXPCQ7UVLI7AIQUTM23GJHGT7}

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	2026-05-18T02:08:14.286327Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b06ef143f4aad1f022149b35b324e69fc8ab3dee83d4434f1c1fb9b034bb3752

Aliases

arxiv: 1004.0719 · arxiv_version: 1004.0719v1 · doi: 10.48550/arxiv.1004.0719 · pith_short_12: WBXPCQ7UVLI7 · pith_short_16: WBXPCQ7UVLI7AIQU · pith_short_8: WBXPCQ7U

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/WBXPCQ7UVLI7AIQUTM23GJHGT7 \
  | 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: b06ef143f4aad1f022149b35b324e69fc8ab3dee83d4434f1c1fb9b034bb3752

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d76a1fe07d2ea7d7d999b37de99990a6ffd69a11119f232a227efd3a14f4c88d",
    "cross_cats_sorted": [
      "cond-mat.other",
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2010-04-05T21:15:23Z",
    "title_canon_sha256": "4a0092cbc08b5852cdef203ce4ae73d9d30214b58678acbe113670706a16a347"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1004.0719",
    "kind": "arxiv",
    "version": 1
  }
}