Pith Number

pith:NFVCMUZD

pith:2023:NFVCMUZDE52J5LJDC3CGV7I6ER

not attested not anchored not stored refs pending

The path to detecting extraterrestrial life with astrophotonics

Barnaby Norris, Chris Betters, Daniel Levinstein, Dimitri Mawet, Greg Sercel, Jeffrey Jewell, J. Kent Wallace, Jonathan Lin, Julien Lozi, Michael P. Fitzgerald, Nemanja Jovanovic, Nick Cvetojevic, Olivier Guyon, Peter Tuthill, Pradip Gatkine, Rodrigo Amezcua-Correa, Sebastien Vievard, Sergio Leon-Saval, Stephanos Yerolatsitis, Steph Sallum, Svarun Soda, Yinzi Xin, Yoo Jung Kim

arxiv:2309.08732 v1 · 2023-09-15 · astro-ph.IM · astro-ph.EP · physics.ins-det

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NFVCMUZDE52J5LJDC3CGV7I6ER}

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	2026-07-05T06:51:12.554822Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

696a26532327749ead2316c46afd1e247bf408e8d4021d0a8be3286e5f4098a3

Aliases

arxiv: 2309.08732 · arxiv_version: 2309.08732v1 · doi: 10.48550/arxiv.2309.08732 · pith_short_12: NFVCMUZDE52J · pith_short_16: NFVCMUZDE52J5LJD · pith_short_8: NFVCMUZD

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/NFVCMUZDE52J5LJDC3CGV7I6ER \
  | 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: 696a26532327749ead2316c46afd1e247bf408e8d4021d0a8be3286e5f4098a3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9b2b92317d93202449b4899d55428b5dfc21da958ff444fb610c79f19823f53a",
    "cross_cats_sorted": [
      "astro-ph.EP",
      "physics.ins-det"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2023-09-15T19:46:02Z",
    "title_canon_sha256": "478357f7be54f9b3377db376310ab5c0acd61d5f2bfafdb970af57131d77a13a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2309.08732",
    "kind": "arxiv",
    "version": 1
  }
}