Pith Number

pith:DBBCEY7E

pith:2014:DBBCEY7EIYK62JI47HLYMQJRHA

not attested not anchored not stored refs pending

Brillouin scattering in multi-core optical fibers

Kentaro Nakamura, Neisei Hayashi, Yosuke Mizuno

arxiv:1409.7785 v1 · 2014-09-27 · 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{DBBCEY7EIYK62JI47HLYMQJRHA}

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	2026-05-18T02:41:40.613501Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

18422263e44615ed251cf9d7864131383c5649faed1458d0860a0b3c7b55f599

Aliases

arxiv: 1409.7785 · arxiv_version: 1409.7785v1 · doi: 10.48550/arxiv.1409.7785 · pith_short_12: DBBCEY7EIYK6 · pith_short_16: DBBCEY7EIYK62JI4 · pith_short_8: DBBCEY7E

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/DBBCEY7EIYK62JI47HLYMQJRHA \
  | 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: 18422263e44615ed251cf9d7864131383c5649faed1458d0860a0b3c7b55f599

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "203401e183ca9ebe9ab553f0fd7193aa408dea4f90eada320daa8655612a212a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2014-09-27T09:00:22Z",
    "title_canon_sha256": "effa788f6943d4f79fcb951796d4f626d3a874f3cefbaa2efdea319cc08a1625"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.7785",
    "kind": "arxiv",
    "version": 1
  }
}