Pith Number

pith:ECRXZUMD

pith:2010:ECRXZUMDYZ5PHQQGDVRPSA227N

not attested not anchored not stored refs pending

Compact electric-LC resonators for metamaterials

Christophe Fumeaux, Derek Abbott, Withawat Withayachumnankul

arxiv:1009.0139 v1 · 2010-09-01 · 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{ECRXZUMDYZ5PHQQGDVRPSA227N}

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	2026-05-18T04:19:41.210191Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

20a37cd183c67af3c2061d62f9035afb5bacb85af9fe11d00b45ee554a8ca72e

Aliases

arxiv: 1009.0139 · arxiv_version: 1009.0139v1 · doi: 10.48550/arxiv.1009.0139 · pith_short_12: ECRXZUMDYZ5P · pith_short_16: ECRXZUMDYZ5PHQQG · pith_short_8: ECRXZUMD

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/ECRXZUMDYZ5PHQQGDVRPSA227N \
  | 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: 20a37cd183c67af3c2061d62f9035afb5bacb85af9fe11d00b45ee554a8ca72e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1edc3e9b7d9460bd5ec774c416198eb7c6440499d500495bb120119549add6c0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2010-09-01T09:49:17Z",
    "title_canon_sha256": "37b67192c6b2412ab578ef5a854f5bbea120139d12334cc41b854149d07be851"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1009.0139",
    "kind": "arxiv",
    "version": 1
  }
}