Pith Number

pith:262ILDFB

pith:2014:262ILDFBIGSA3IJWP3M43F6QWG

not attested not anchored not stored refs pending

High-performance THz metamaterial absorber

Fei Ding, Jianfei Zhu, Lei Zhou, Qiong He, Wujiong Sun, Yungui Ma, Zhaofeng Ma

arxiv:1405.7785 v1 · 2014-05-30 · 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{262ILDFBIGSA3IJWP3M43F6QWG}

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	2026-05-18T02:50:49.834091Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d7b4858ca141a40da1367ed9cd97d0b19d6efb8cc4e114fb55aa95ccc44eb88e

Aliases

arxiv: 1405.7785 · arxiv_version: 1405.7785v1 · doi: 10.48550/arxiv.1405.7785 · pith_short_12: 262ILDFBIGSA · pith_short_16: 262ILDFBIGSA3IJW · pith_short_8: 262ILDFB

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/262ILDFBIGSA3IJWP3M43F6QWG \
  | 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: d7b4858ca141a40da1367ed9cd97d0b19d6efb8cc4e114fb55aa95ccc44eb88e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3322de6628f6fbff08e5158944ca8d2cbe3bb6454997a0800dd99ccdbf21d4d3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2014-05-30T06:58:07Z",
    "title_canon_sha256": "4e7a6b7d28aeaaedacaf1330fd7d8c279d8632b39bff5c3b0ab135018d314574"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1405.7785",
    "kind": "arxiv",
    "version": 1
  }
}