Pith Number

pith:Y5RTHV5T

pith:2015:Y5RTHV5TD5WDF7CDM3H4RTXOCY

not attested not anchored not stored refs pending

Thermally Induced Nonlinear Optical Absorption in Metamaterial Perfect Absorbers

Raghwendra Kumar, S. Anantha Ramakrishna, Sriram Guddala

arxiv:1501.00351 v1 · 2015-01-02 · 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{Y5RTHV5TD5WDF7CDM3H4RTXOCY}

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	2026-05-18T00:01:49.284003Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c76333d7b31f6c32fc4366cfc8ceee1634ca43f61a1a1bcce3d5ad402f4a7faf

Aliases

arxiv: 1501.00351 · arxiv_version: 1501.00351v1 · doi: 10.48550/arxiv.1501.00351 · pith_short_12: Y5RTHV5TD5WD · pith_short_16: Y5RTHV5TD5WDF7CD · pith_short_8: Y5RTHV5T

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/Y5RTHV5TD5WDF7CDM3H4RTXOCY \
  | 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: c76333d7b31f6c32fc4366cfc8ceee1634ca43f61a1a1bcce3d5ad402f4a7faf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ffbf80349184374526c6db73fdf457f1d946834d1f72fc0d94f5c8a96e2742b4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2015-01-02T07:01:52Z",
    "title_canon_sha256": "e41c8de392a2b29e086a09e3f15972636141c947fc3f3e5c22200ec19f670504"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.00351",
    "kind": "arxiv",
    "version": 1
  }
}