Pith Number

pith:IGAVNXI6

pith:2020:IGAVNXI67MPKIIDQ4QJB7DBLLM

not attested not anchored not stored refs pending

Broadband, millimeter-wave anti-reflective structures on sapphire ablated with femto-second laser

H. Imada, H. Ishino, H. Sakurai, J. Yumoto, K. Komatsu, K. Konishi, K. Mitsuda, K. Young, M. Kuwata-Gonokami, N. Katayama, N. Y. Yamasaki, Q. Wen, R. Takaku, S. Hanany, T. Matsumura, Y. Sakurai

arxiv:2007.15262 v3 · 2020-07-30 · astro-ph.IM

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IGAVNXI67MPKIIDQ4QJB7DBLLM}

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	2026-07-05T01:59:56.923275Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

418156dd1efb1ea42070e4121f8c2b5b1ae1ecd570b5ca27aa38c0a82a676310

Aliases

arxiv: 2007.15262 · arxiv_version: 2007.15262v3 · doi: 10.48550/arxiv.2007.15262 · pith_short_12: IGAVNXI67MPK · pith_short_16: IGAVNXI67MPKIIDQ · pith_short_8: IGAVNXI6

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/IGAVNXI67MPKIIDQ4QJB7DBLLM \
  | 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: 418156dd1efb1ea42070e4121f8c2b5b1ae1ecd570b5ca27aa38c0a82a676310

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d0a4b16254a53f6240fdc6c03b6323b0479c797ad443a6962391095d975e96dd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2020-07-30T07:02:14Z",
    "title_canon_sha256": "1026eef59de5fac9da87781835422af6e76d6898d36edf8ac5349734ec42f4e3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2007.15262",
    "kind": "arxiv",
    "version": 3
  }
}