Pith Number

pith:BP33IWK3

pith:2015:BP33IWK3GO5MRICSMW742E4WVD

not attested not anchored not stored refs pending

Black phosphorus as saturable absorber for the Q-switched Er:ZBLAN fiber laser at 2.8 {\mu}m

Chujun Zhao, Guoqiang Xie, Han Zhang, Liejia Qian, Peng Yuan, Shuangchun Wen, Zhipeng Qin

arxiv:1508.02850 v1 · 2015-08-12 · 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{BP33IWK3GO5MRICSMW742E4WVD}

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	2026-05-18T01:28:47.067249Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0bf7b4595b33bac8a05265bfcd1396a8cde46ada7be5a7b2794ec38d54838568

Aliases

arxiv: 1508.02850 · arxiv_version: 1508.02850v1 · doi: 10.48550/arxiv.1508.02850 · pith_short_12: BP33IWK3GO5M · pith_short_16: BP33IWK3GO5MRICS · pith_short_8: BP33IWK3

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/BP33IWK3GO5MRICSMW742E4WVD \
  | 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: 0bf7b4595b33bac8a05265bfcd1396a8cde46ada7be5a7b2794ec38d54838568

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "36436cb73e33bf7a7bef0b947bee8d477e81868359b3b50d7d46575a77f3bcd9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2015-08-12T08:45:51Z",
    "title_canon_sha256": "79c637fe119265ef84c0984c4737f19266b37987868bf624ed4c469b8c841569"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1508.02850",
    "kind": "arxiv",
    "version": 1
  }
}