Pith Number

pith:EICWB7U6

pith:2018:EICWB7U6AMGIJH4IJYNG6DBAZB

not attested not anchored not stored refs pending

The design optimization and experimental investigation of the 4420 nm Raman laser based on hydrogen-filled revolver silica fiber

A. D. Pryamikov, A. F. Kosolapov, A. N. Kolyadin, A. V. Gladyshev, I. A. Bufetov, K. G. Alagashev, M. E. Likhachev, M. M. Khudyakov, M. S. Astapovich

arxiv:1802.05876 v1 · 2018-02-16 · 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{EICWB7U6AMGIJH4IJYNG6DBAZB}

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	2026-05-18T00:23:10.705724Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

220560fe9e030c849f884e1a6f0c20c8724ee813fc460749f9718ebb632994b3

Aliases

arxiv: 1802.05876 · arxiv_version: 1802.05876v1 · doi: 10.48550/arxiv.1802.05876 · pith_short_12: EICWB7U6AMGI · pith_short_16: EICWB7U6AMGIJH4I · pith_short_8: EICWB7U6

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/EICWB7U6AMGIJH4IJYNG6DBAZB \
  | 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: 220560fe9e030c849f884e1a6f0c20c8724ee813fc460749f9718ebb632994b3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a5409dbe217ba61d3e4872672218b5459d4708ae939e2cc1ce3ec5c56a0d8e88",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2018-02-16T09:26:54Z",
    "title_canon_sha256": "a38256e58e689ba300b2dfbba3fe92d0e70338a8ef08546de4d7d97175279e4c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.05876",
    "kind": "arxiv",
    "version": 1
  }
}