Pith Number

pith:7BG7IIVA

pith:2016:7BG7IIVAYF7SYOB2KOVDCWMW6Q

not attested not anchored not stored refs pending

Scalable, ultra-resistant structural colors based on network metamaterials

Andrea Fratalocchi, Federico Capasso, Gael Favraud, Gr\'egory Favaro, Hao Dong, Henning Galinski, Juan S. Totero Gongora, Max D\"obeli, Ralph Spolenak

arxiv:1605.03700 v1 · 2016-05-12 · physics.optics

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7BG7IIVAYF7SYOB2KOVDCWMW6Q}

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	2026-05-18T01:14:59.730387Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f84df422a0c17f2c383a53aa315996f42538defc7a50ff3514f4f1ad96e56b2d

Aliases

arxiv: 1605.03700 · arxiv_version: 1605.03700v1 · doi: 10.48550/arxiv.1605.03700 · pith_short_12: 7BG7IIVAYF7S · pith_short_16: 7BG7IIVAYF7SYOB2 · pith_short_8: 7BG7IIVA

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/7BG7IIVAYF7SYOB2KOVDCWMW6Q \
  | 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: f84df422a0c17f2c383a53aa315996f42538defc7a50ff3514f4f1ad96e56b2d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a790be864eaeb78844db072f5e99b20bc1d21b3c798ff809c5c4dc2e9af03180",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2016-05-12T07:18:20Z",
    "title_canon_sha256": "b57faccf4bb6426455815e33f4b515b0acf0d6567039c5b86f549ca286179e0e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1605.03700",
    "kind": "arxiv",
    "version": 1
  }
}