Pith Number

pith:VJDNDERV

pith:2019:VJDNDERVXNS3E5P6GYIHO2KXOK

not attested not anchored not stored refs pending

Mode-locked and tunable fiber laser at the 3.5 ${\mu}$m band using frequency-shifted feedback

David J. Ottaway, Matthew R. Majewski, Nathaniel Bawden, Ori Henderson-Sapir, Robert I. Woodward, Stuart D. Jackson3

arxiv:1909.11249 v1 · 2019-09-25 · 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{VJDNDERVXNS3E5P6GYIHO2KXOK}

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	2026-07-05T00:42:20.423190Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aa46d19235bb65b275fe3610776957729e67f304850ad1477a8a44cff07549b7

Aliases

arxiv: 1909.11249 · arxiv_version: 1909.11249v1 · doi: 10.48550/arxiv.1909.11249 · pith_short_12: VJDNDERVXNS3 · pith_short_16: VJDNDERVXNS3E5P6 · pith_short_8: VJDNDERV

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/VJDNDERVXNS3E5P6GYIHO2KXOK \
  | 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: aa46d19235bb65b275fe3610776957729e67f304850ad1477a8a44cff07549b7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cd16588c20e9a603dee159f5440ac60369bf74eb6ac9ad830722dc3586cb415f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2019-09-25T01:22:01Z",
    "title_canon_sha256": "8fdf195178afd77766e5f92ec95a2548e781d2aa5f9bda92fc566a4024e75f4f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1909.11249",
    "kind": "arxiv",
    "version": 1
  }
}