Pith Number

pith:36UZRKZV

pith:2013:36UZRKZVYN2D2MV3W5QVDBTQL4

not attested not anchored not stored refs pending

Realization of an all-dielectric zero-index optical metamaterial

Dayrl P. Briggs, Ivan I. Kravchenko, Jason Valentine, Parikshit Moitra, Yuanmu Yang, Zachary Anderson

arxiv:1307.4944 v1 · 2013-07-18 · physics.optics

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

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	2026-05-18T01:48:42.939346Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dfa998ab35c3743d32bbb7615186705f343bb4b53718ddc74c11a1e3b4018180

Aliases

arxiv: 1307.4944 · arxiv_version: 1307.4944v1 · doi: 10.48550/arxiv.1307.4944 · pith_short_12: 36UZRKZVYN2D · pith_short_16: 36UZRKZVYN2D2MV3 · pith_short_8: 36UZRKZV

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/36UZRKZVYN2D2MV3W5QVDBTQL4 \
  | 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: dfa998ab35c3743d32bbb7615186705f343bb4b53718ddc74c11a1e3b4018180

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "15d89b800e5c1170c85eb3832dd43ee31184ba7a8f33d78a6d168cad1d88cec6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2013-07-18T13:59:12Z",
    "title_canon_sha256": "e285de47b7c23ac659a61ec649b16cf8994474a9181c471862e5fad98495d1f5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.4944",
    "kind": "arxiv",
    "version": 1
  }
}