Pith Number

pith:NIUNXMRZ

pith:2015:NIUNXMRZGJ2G5WR7HBACC6FO7P

not attested not anchored not stored refs pending

Vacuum-UV to IR supercontinuum in hydrogen-filled photonic crystal fiber

Amir Abdolvand, Federico Belli, John C. Travers, Philip St.J. Russell, Wonkeun Chang

arxiv:1502.07629 v1 · 2015-02-26 · 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{NIUNXMRZGJ2G5WR7HBACC6FO7P}

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	2026-05-18T02:20:02.692308Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6a28dbb23932746eda3f38402178aefbf49052f4cdcd61ba469308745f9b5431

Aliases

arxiv: 1502.07629 · arxiv_version: 1502.07629v1 · doi: 10.48550/arxiv.1502.07629 · pith_short_12: NIUNXMRZGJ2G · pith_short_16: NIUNXMRZGJ2G5WR7 · pith_short_8: NIUNXMRZ

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/NIUNXMRZGJ2G5WR7HBACC6FO7P \
  | 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: 6a28dbb23932746eda3f38402178aefbf49052f4cdcd61ba469308745f9b5431

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9f72f48b381e40941b4977be1845819b326eba7be7fc1d279ae897dfeef144e9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2015-02-26T16:42:29Z",
    "title_canon_sha256": "ad32a41b41a8899f3670594253998e27016320c5238765d5be42461843da12c6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.07629",
    "kind": "arxiv",
    "version": 1
  }
}