Pith Number

pith:O6MV2XFE

pith:2013:O6MV2XFEZAIT4TA4VA3MTCZGG5

not attested not anchored not stored refs pending

Revisit the carpet cloak from optical conformal mapping

Huanyang Chen, Hui Li, Qiannan Wu, Yadong Xu

arxiv:1304.3349 v1 · 2013-04-11 · 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{O6MV2XFEZAIT4TA4VA3MTCZGG5}

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	2026-05-18T03:28:17.928760Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

77995d5ca4c8113e4c1ca836c98b26375f799cb870416224d98856277d61bbe0

Aliases

arxiv: 1304.3349 · arxiv_version: 1304.3349v1 · doi: 10.48550/arxiv.1304.3349 · pith_short_12: O6MV2XFEZAIT · pith_short_16: O6MV2XFEZAIT4TA4 · pith_short_8: O6MV2XFE

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/O6MV2XFEZAIT4TA4VA3MTCZGG5 \
  | 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: 77995d5ca4c8113e4c1ca836c98b26375f799cb870416224d98856277d61bbe0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ecbde3cf05d2f7d35f8cd4465986884c79ef231783bdab71a84911037ba33e48",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2013-04-11T15:55:00Z",
    "title_canon_sha256": "4c8b88db2ac6df1a1cc9f90a1a1cb92549240a83a14460b3a40290e8da4b7867"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.3349",
    "kind": "arxiv",
    "version": 1
  }
}