Pith Number

pith:JGAUPEVD

pith:2018:JGAUPEVDXHVYONFH3SL5RCFN2H

not attested not anchored not stored refs pending

Watt-level dysprosium fiber laser at 3.15 {\mu}m with 73% slope efficiency

A. Fuerbach, D. D. Hudson, G. Bharathan, M. R. Majewski, R. I. Woodward, S. D. Jackson

arxiv:1803.09209 v1 · 2018-03-25 · 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{JGAUPEVDXHVYONFH3SL5RCFN2H}

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	2026-05-18T00:20:12.267819Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

49814792a3b9eb8734a7dc97d888add1f84b33c84eb4324a4fdfc53d16fbc1ab

Aliases

arxiv: 1803.09209 · arxiv_version: 1803.09209v1 · doi: 10.48550/arxiv.1803.09209 · pith_short_12: JGAUPEVDXHVY · pith_short_16: JGAUPEVDXHVYONFH · pith_short_8: JGAUPEVD

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/JGAUPEVDXHVYONFH3SL5RCFN2H \
  | 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: 49814792a3b9eb8734a7dc97d888add1f84b33c84eb4324a4fdfc53d16fbc1ab

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "09e32dbd18b5c2183d472173de01618ef9420af27b5d61e16b207464d4df31e8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2018-03-25T06:44:58Z",
    "title_canon_sha256": "d1908b16b1baf1cb95df91e45a8f5c2629d2393149aa07f90fde0ddfde0d443e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.09209",
    "kind": "arxiv",
    "version": 1
  }
}