Pith Number

pith:KCS4DLPH

pith:2018:KCS4DLPHRMWJX6ZWUDZXTOA4ZX

not attested not anchored not stored refs pending

Multi-frequency Raman amplifiers

Ido Barth, Nathaniel J. Fisch

arxiv:1802.08906 v1 · 2018-02-24 · physics.plasm-ph · 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{KCS4DLPHRMWJX6ZWUDZXTOA4ZX}

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	2026-05-18T00:19:20.739427Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

50a5c1ade78b2c9bfb36a0f379b81ccdf806e66b22a0636f499a0c7fb94a23e6

Aliases

arxiv: 1802.08906 · arxiv_version: 1802.08906v1 · doi: 10.48550/arxiv.1802.08906 · pith_short_12: KCS4DLPHRMWJ · pith_short_16: KCS4DLPHRMWJX6ZW · pith_short_8: KCS4DLPH

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/KCS4DLPHRMWJX6ZWUDZXTOA4ZX \
  | 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: 50a5c1ade78b2c9bfb36a0f379b81ccdf806e66b22a0636f499a0c7fb94a23e6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b6fa7f21af23187c7312e12e349f285e1f7519fe14462f8c3af273ce05e2be26",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.plasm-ph",
    "submitted_at": "2018-02-24T20:18:01Z",
    "title_canon_sha256": "fd0212ca0a44e65ba2f630e84e2e44161e965ec9c2b99e4fc592aa51d46d2428"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.08906",
    "kind": "arxiv",
    "version": 1
  }
}