Pith Number

pith:RGWSSNAD

pith:2018:RGWSSNADCJEFAQVWNSA3MRWFWL

not attested not anchored not stored refs pending

Long-lived refractive index changes induced by femtosecond ionization in gas-filled single-ring photonic crystal fibers

Barbara M. Trabold, Felix K\"ottig, Francesco Tani, Johannes R. Koehler, Philip St.J. Russell

arxiv:1809.07519 v1 · 2018-09-20 · 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{RGWSSNADCJEFAQVWNSA3MRWFWL}

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	2026-05-17T23:58:03.772652Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

89ad29340312485042b66c81b646c5b2f3e79a08e66bd33b4d8e41983fb34999

Aliases

arxiv: 1809.07519 · arxiv_version: 1809.07519v1 · doi: 10.48550/arxiv.1809.07519 · pith_short_12: RGWSSNADCJEF · pith_short_16: RGWSSNADCJEFAQVW · pith_short_8: RGWSSNAD

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/RGWSSNADCJEFAQVWNSA3MRWFWL \
  | 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: 89ad29340312485042b66c81b646c5b2f3e79a08e66bd33b4d8e41983fb34999

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "546e968d66c861a8a864125643017655039ac0b634c351950bcb87818bdc2be2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2018-09-20T08:03:15Z",
    "title_canon_sha256": "47d2fd442e73cccacf12681d76f02b265b6479866909ce1ccdaa4c9ceff4a883"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.07519",
    "kind": "arxiv",
    "version": 1
  }
}