Pith Number

pith:R6IYC7LU

pith:2017:R6IYC7LUD2CWPIS4SM73HY5VJI

not attested not anchored not stored refs pending

Three dimensional photonic Dirac points in metamaterials

Biao Yang, Hongchao Liu, Jing Chen, Lingbo Xia, Qinghua Guo, Shuang Zhang, Wenlong Gao, Yuanjiang Xiang

arxiv:1706.08173 v2 · 2017-06-25 · 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{R6IYC7LUD2CWPIS4SM73HY5VJI}

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	2026-05-18T00:29:30.225776Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8f91817d741e8567a25c933fb3e3b54a163e38d3b48b1bdb4bed9f664ae8da5c

Aliases

arxiv: 1706.08173 · arxiv_version: 1706.08173v2 · doi: 10.48550/arxiv.1706.08173 · pith_short_12: R6IYC7LUD2CW · pith_short_16: R6IYC7LUD2CWPIS4 · pith_short_8: R6IYC7LU

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/R6IYC7LUD2CWPIS4SM73HY5VJI \
  | 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: 8f91817d741e8567a25c933fb3e3b54a163e38d3b48b1bdb4bed9f664ae8da5c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f328ed04de31a8da2d9655361f0e9d92797f90bacf5a5f4abb121ddae433b964",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2017-06-25T21:26:50Z",
    "title_canon_sha256": "1160e147921e2ec6b602d00aaae8e3776a4c2feef61da8d799cfbd660afcb37c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.08173",
    "kind": "arxiv",
    "version": 2
  }
}