Pith Number

pith:4QRV7W2Y

pith:2015:4QRV7W2YBEK7AG76UCZ6ZL2CLE

not attested not anchored not stored refs pending

Suppression of the four-wave mixing amplification via Raman absorption

Chris O'Brien, Gleb Romanov, I. Novikova

arxiv:1509.08951 v1 · 2015-09-29 · quant-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{4QRV7W2YBEK7AG76UCZ6ZL2CLE}

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	2026-05-18T01:04:22.461534Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e4235fdb580915f01bfea0b3ecaf42590ffc42b6ad535bcc7db1d17a9ff1e5c8

Aliases

arxiv: 1509.08951 · arxiv_version: 1509.08951v1 · doi: 10.48550/arxiv.1509.08951 · pith_short_12: 4QRV7W2YBEK7 · pith_short_16: 4QRV7W2YBEK7AG76 · pith_short_8: 4QRV7W2Y

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/4QRV7W2YBEK7AG76UCZ6ZL2CLE \
  | 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: e4235fdb580915f01bfea0b3ecaf42590ffc42b6ad535bcc7db1d17a9ff1e5c8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "612ffdab9f16aefe857abce3cf276a6fc7504e91add01a12d1185d86610229a8",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2015-09-29T21:01:49Z",
    "title_canon_sha256": "4270526c72456780555b5e4313ac02f18c457a32eb1edaef99387f7e9a17d7cf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.08951",
    "kind": "arxiv",
    "version": 1
  }
}