Pith Number

pith:J6NA7Z6P

pith:2021:J6NA7Z6PS5I4SOJZPJGYESZGIP

not attested not anchored not stored refs pending

Structural Color Production in Melanin-based Disordered Colloidal Nanoparticle Assemblies in Spherical Confinement

Ali Dhinojwala, Anvay Patil, Arthi Jayaraman, Bram Vanthournout, Christian M. Heil, Markus Bleuel, Matthew D. Shawkey, Nathan C. Gianneschi, Saranshu Singla, Sunil K. Sinha, Ziying Hu

arxiv:2111.10687 v2 · 2021-11-20 · physics.optics · cond-mat.soft

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{J6NA7Z6PS5I4SOJZPJGYESZGIP}

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	2026-07-05T04:37:29.651606Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4f9a0fe7cf9751c939397a4d824b2643e9e958c3b6a06290ba87f05122b2a7ba

Aliases

arxiv: 2111.10687 · arxiv_version: 2111.10687v2 · doi: 10.48550/arxiv.2111.10687 · pith_short_12: J6NA7Z6PS5I4 · pith_short_16: J6NA7Z6PS5I4SOJZ · pith_short_8: J6NA7Z6P

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/J6NA7Z6PS5I4SOJZPJGYESZGIP \
  | 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: 4f9a0fe7cf9751c939397a4d824b2643e9e958c3b6a06290ba87f05122b2a7ba

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9c1285ef27dc1ba148082a347b6d81cf56a8a050686c66bc455987b8fb2a7f22",
    "cross_cats_sorted": [
      "cond-mat.soft"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2021-11-20T22:02:53Z",
    "title_canon_sha256": "a30b6d35841230a0c794a47e552287cb571a637ab35ac0712cecb08b103b97c8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2111.10687",
    "kind": "arxiv",
    "version": 2
  }
}