Pith Number

pith:UH3HJIM3

pith:2019:UH3HJIM3QZOSIRPZ5D3EQTK6FP

not attested not anchored not stored refs pending

Complete photonic band gaps in 3D foams

Gianluc Lui, Ilham Maimouni, Janine Cossy, Konstantin Morozov, Marian Florescu, Maria Russo, Maryam Morvaridi, Matthieu Labousse, Patrick Tabeling

arxiv:1910.10039 v1 · 2019-10-22 · physics.app-ph · cond-mat.mtrl-sci

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UH3HJIM3QZOSIRPZ5D3EQTK6FP}

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	2026-07-05T00:14:05.031328Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a1f674a19b865d2445f9e8f6484d5e2bd30560a43053857131c14218c20dc43f

Aliases

arxiv: 1910.10039 · arxiv_version: 1910.10039v1 · doi: 10.48550/arxiv.1910.10039 · pith_short_12: UH3HJIM3QZOS · pith_short_16: UH3HJIM3QZOSIRPZ · pith_short_8: UH3HJIM3

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/UH3HJIM3QZOSIRPZ5D3EQTK6FP \
  | 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: a1f674a19b865d2445f9e8f6484d5e2bd30560a43053857131c14218c20dc43f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "47f323dd9955c373b09ac3edad0240478650afea266e952c4c973bf9ec3f07fd",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.app-ph",
    "submitted_at": "2019-10-22T15:22:41Z",
    "title_canon_sha256": "57986f8189ab326910bd5dfccc45ec04ab84197f3ed416bb8d7e005f9f21278d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1910.10039",
    "kind": "arxiv",
    "version": 1
  }
}