Pith Number

pith:WD2BVQR3

pith:2014:WD2BVQR33JLLTQZQSXO32NHNNE

not attested not anchored not stored refs pending

Morphing for faster computations in transformation optics

Ronald Aznavourian, S\'ebastien Guenneau

arxiv:1407.1771 v2 · 2014-07-07 · physics.comp-ph · 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{WD2BVQR33JLLTQZQSXO32NHNNE}

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	2026-05-18T01:42:41.303969Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b0f41ac23bda56b9c33095ddbd34ed6923e9739e3f133b91b546aa1646cdf121

Aliases

arxiv: 1407.1771 · arxiv_version: 1407.1771v2 · doi: 10.48550/arxiv.1407.1771 · pith_short_12: WD2BVQR33JLL · pith_short_16: WD2BVQR33JLLTQZQ · pith_short_8: WD2BVQR3

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/WD2BVQR33JLLTQZQSXO32NHNNE \
  | 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: b0f41ac23bda56b9c33095ddbd34ed6923e9739e3f133b91b546aa1646cdf121

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d8bade1e9a7b28bfb146b8081f4a245fc72ccbd7c742266ee5dc0231a26f740d",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.comp-ph",
    "submitted_at": "2014-07-07T16:58:09Z",
    "title_canon_sha256": "b2d5aa865ba8a67111f2881bfdc0d94b18fc8cd715652758ea85621ba9b2b3c3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.1771",
    "kind": "arxiv",
    "version": 2
  }
}