Pith Number

pith:LL76GTAF

pith:2018:LL76GTAFAEC7HTESANSK5CBJES

not attested not anchored not stored refs pending

160 ps Yb:YAG/Cr:YAG microchip laser

Junji Kawanaka, Koichi Hamamoto, Shigeki Tokita, Xiaoyang Guo

arxiv:1805.09471 v1 · 2018-05-24 · 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{LL76GTAFAEC7HTESANSK5CBJES}

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	2026-05-18T00:14:43.787827Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5affe34c050105f3cc920364ae8829249080b0a13219a37739e470b633e8c867

Aliases

arxiv: 1805.09471 · arxiv_version: 1805.09471v1 · doi: 10.48550/arxiv.1805.09471 · pith_short_12: LL76GTAFAEC7 · pith_short_16: LL76GTAFAEC7HTES · pith_short_8: LL76GTAF

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/LL76GTAFAEC7HTESANSK5CBJES \
  | 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: 5affe34c050105f3cc920364ae8829249080b0a13219a37739e470b633e8c867

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "789dcddfe0957007ccade7f41a0b0deadc3feea47881561373eb6cc1a7603a4c",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/publicdomain/zero/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2018-05-24T01:13:12Z",
    "title_canon_sha256": "d1c9637e159c1da3bed8f9ea0c2b52e8cf2eb993824150db46c6650820d7a7ea"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.09471",
    "kind": "arxiv",
    "version": 1
  }
}