Pith Number

pith:FCAMA6OH

pith:2018:FCAMA6OHF5644IY54K4Z6IH5IT

not attested not anchored not stored refs pending

Advanced Environmentally Resistant Lithium Fluoride Mirror Coatings for the Next-Generation of Broadband Space Observatories

Arika Egan, Brian A. Hicks, Brian Fleming, James Wiley, Javier Del Hoyo, John Hennessy, Kevin France, Manuel Quijada, Nicholas Erickson, Nicholas Kruczek

arxiv:1801.03102 v1 · 2018-01-09 · 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{FCAMA6OHF5644IY54K4Z6IH5IT}

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	2026-05-18T00:26:19.028425Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2880c079c72f7dce231de2b99f20fd44fb523a79a82e46d7b4091e3521829f7d

Aliases

arxiv: 1801.03102 · arxiv_version: 1801.03102v1 · doi: 10.48550/arxiv.1801.03102 · pith_short_12: FCAMA6OHF564 · pith_short_16: FCAMA6OHF5644IY5 · pith_short_8: FCAMA6OH

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/FCAMA6OHF5644IY54K4Z6IH5IT \
  | 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: 2880c079c72f7dce231de2b99f20fd44fb523a79a82e46d7b4091e3521829f7d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7e60315887e3a3aa994ad6894d8ed6a469c7561161a01cf9d08439040d6e786f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2018-01-09T19:00:13Z",
    "title_canon_sha256": "d4239b99423add9c71294b16db7d6f8fcd313a1c7d2c948d02d5ba7f8e5983ae"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.03102",
    "kind": "arxiv",
    "version": 1
  }
}