Pith Number

pith:7RSNN53C

pith:2012:7RSNN53CVXL45SAWAPLHQU5BML

not attested not anchored not stored refs pending

High power, continuous-wave, single frequency fiber amplifier at 1091 nm and frequency doubling to 545.5 nm

D. Kolbe, J. Walz, M. Stappel, R. Steinborn

arxiv:1206.5152 v1 · 2012-06-22 · 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{7RSNN53CVXL45SAWAPLHQU5BML}

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	2026-05-18T01:56:43.236654Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fc64d6f762add7cec81603d67853a162e5204e432a827717dd1912dd67ba5a60

Aliases

arxiv: 1206.5152 · arxiv_version: 1206.5152v1 · doi: 10.48550/arxiv.1206.5152 · pith_short_12: 7RSNN53CVXL4 · pith_short_16: 7RSNN53CVXL45SAW · pith_short_8: 7RSNN53C

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/7RSNN53CVXL45SAWAPLHQU5BML \
  | 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: fc64d6f762add7cec81603d67853a162e5204e432a827717dd1912dd67ba5a60

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1f1112ec338b982eb1457033ee0567ac70871facb99973791e146b3db8a3843d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2012-06-22T14:12:37Z",
    "title_canon_sha256": "076a58ea4fcc6957bcdf720b8059d9e1e13537ddffe2593895ad6bd0dfe48d49"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1206.5152",
    "kind": "arxiv",
    "version": 1
  }
}