Pith Number

pith:GY7VTCN2

pith:2005:GY7VTCN2M5UAC6A7TX7CC6YJA3

not attested not anchored not stored refs pending

Backward-wave regime and negative refraction in chiral composites

A. Sihvola, L. Jylha, S. Tretyakov

arxiv:cond-mat/0509287 v1 · 2005-09-12 · 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{GY7VTCN2M5UAC6A7TX7CC6YJA3}

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	2026-05-18T01:39:50.083465Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

363f5989ba676801781f9dfe217b0906e7724c62b76d730c6b8163bab12e09a1

Aliases

arxiv: cond-mat/0509287 · arxiv_version: cond-mat/0509287v1 · doi: 10.48550/arxiv.cond-mat/0509287 · pith_short_12: GY7VTCN2M5UA · pith_short_16: GY7VTCN2M5UAC6A7 · pith_short_8: GY7VTCN2

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/GY7VTCN2M5UAC6A7TX7CC6YJA3 \
  | 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: 363f5989ba676801781f9dfe217b0906e7724c62b76d730c6b8163bab12e09a1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f7fd849eaf8f47466313efe7afc9dd8d5c8fcd5fbe7aaa3e554f3dbe31f4ec6d",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2005-09-12T12:58:38Z",
    "title_canon_sha256": "1234b5a82ebe554e03666972cfdd6bd15ccd35a64f3ba1a46aa7d68dbe746fd4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/0509287",
    "kind": "arxiv",
    "version": 1
  }
}