Pith Number

pith:QWDG24SX

pith:2010:QWDG24SXL5XVISPTVON33KU57H

not attested not anchored not stored refs pending

Monolayer Graphene as Saturable Absorber in Mode-locked Laser

Ding Yuan Tang, Han Zhang, Kian Ping Loh, Lakshminarayana Polavarapu, Qiaoliang Bao, Qing-hua Xu, Yu Wang, Zexiang Shen, Zhenhua Ni

arxiv:1007.2243 v2 · 2010-07-14 · physics.optics · cond-mat.mtrl-sci · nlin.PS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QWDG24SXL5XVISPTVON33KU57H}

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	2026-05-18T04:35:56.814600Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

85866d72575f6f5449f3ab9bbdaa9df9fbe27430c4174c3225dc2730985970e4

Aliases

arxiv: 1007.2243 · arxiv_version: 1007.2243v2 · doi: 10.48550/arxiv.1007.2243 · pith_short_12: QWDG24SXL5XV · pith_short_16: QWDG24SXL5XVISPT · pith_short_8: QWDG24SX

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/QWDG24SXL5XVISPTVON33KU57H \
  | 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: 85866d72575f6f5449f3ab9bbdaa9df9fbe27430c4174c3225dc2730985970e4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0e225f6247a5d6bc7b7070efe0d50cd347c9b4de7a81e04eaf1e1a5953a205cb",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci",
      "nlin.PS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2010-07-14T03:22:48Z",
    "title_canon_sha256": "0abb610c7a8eb45a6da0155c19568e7a8721a69ae571b1925da475a86de2f219"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1007.2243",
    "kind": "arxiv",
    "version": 2
  }
}