Pith Number

pith:CZJLTJTD

pith:2023:CZJLTJTDZ5COJBIEM4NNV4W7DC

not attested not anchored not stored refs pending

Poke: An open-source ray-based physical optics platform

A.J. E. Riggs, Brandon D. Dube, Daewook Kim, Emory Jenkins, Ewan S. Douglas, Jaren N. Ashcraft, Kevin Derby, Kian Milani, Quinn Jarecki, Ramya Anche, Trent Brendel

arxiv:2309.04649 v1 · 2023-09-09 · 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{CZJLTJTDZ5COJBIEM4NNV4W7DC}

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	2026-07-05T06:49:06.795149Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1652b9a663cf44e48504671adaf2df18b7a03a7ad7c1ff33ff39409630f40f04

Aliases

arxiv: 2309.04649 · arxiv_version: 2309.04649v1 · doi: 10.48550/arxiv.2309.04649 · pith_short_12: CZJLTJTDZ5CO · pith_short_16: CZJLTJTDZ5COJBIE · pith_short_8: CZJLTJTD

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/CZJLTJTDZ5COJBIEM4NNV4W7DC \
  | 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: 1652b9a663cf44e48504671adaf2df18b7a03a7ad7c1ff33ff39409630f40f04

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "20f2b0d5b6ba230744d335d1ec14f5ea3870d6bf4b1a1f4181aff925d9378ce8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2023-09-09T00:23:38Z",
    "title_canon_sha256": "f22dd78460b0e6f2684f266e69118d7db1bc8104a48ea200b550d5d63da3c0ee"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2309.04649",
    "kind": "arxiv",
    "version": 1
  }
}