Pith Number

pith:F6ABXC2U

pith:2015:F6ABXC2UFRRJX5BA2OHCGQNYBA

not attested not anchored not stored refs pending

Metasurfaces for suppressing reflection over broadband

Ajith P. Ravishankar, Anuradha Patra, Arvind Nagarajan, Venu Gopal Achanta

arxiv:1503.00219 v1 · 2015-03-01 · 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{F6ABXC2UFRRJX5BA2OHCGQNYBA}

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	2026-05-17T23:49:44.589742Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2f801b8b542c629bf420d38e2341b80816ba8a9a5f2f11daed8947b3793e6a81

Aliases

arxiv: 1503.00219 · arxiv_version: 1503.00219v1 · doi: 10.48550/arxiv.1503.00219 · pith_short_12: F6ABXC2UFRRJ · pith_short_16: F6ABXC2UFRRJX5BA · pith_short_8: F6ABXC2U

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/F6ABXC2UFRRJX5BA2OHCGQNYBA \
  | 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: 2f801b8b542c629bf420d38e2341b80816ba8a9a5f2f11daed8947b3793e6a81

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eec9929176e17df0fe574aa0d6d718c3c71dbf3fa443ea2bd25a6a405570c162",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2015-03-01T06:03:08Z",
    "title_canon_sha256": "a387bf3d2965615c1c7a5e26551ba835f7619ae60ac13ff00ab15815b4f19919"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.00219",
    "kind": "arxiv",
    "version": 1
  }
}