Pith Number

pith:72OGB2OA

pith:2019:72OGB2OA4MSJY5IRZQKNXA65EW

not attested not anchored not stored refs pending

Water-based Reconfigurable Frequency Selective Rasorber with Thermally Tunable Absorption Band

Feng Xue, Lei Xing, Qi Wang, Shunliu Jiang, Xiangkun Kong, Xiangxi Yan, Yan Xu

arxiv:1907.02630 v1 · 2019-07-05 · physics.app-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{72OGB2OA4MSJY5IRZQKNXA65EW}

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	2026-07-05T01:55:42.255838Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fe9c60e9c0e3249c7511cc14db83dd259aead3157487693c9b7689b1d8bd0c79

Aliases

arxiv: 1907.02630 · arxiv_version: 1907.02630v1 · doi: 10.48550/arxiv.1907.02630 · pith_short_12: 72OGB2OA4MSJ · pith_short_16: 72OGB2OA4MSJY5IR · pith_short_8: 72OGB2OA

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/72OGB2OA4MSJY5IRZQKNXA65EW \
  | 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: fe9c60e9c0e3249c7511cc14db83dd259aead3157487693c9b7689b1d8bd0c79

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7f680585c22c3f4f7727b2c7a159a7aaf7b7ddfe68510805691cc3a15473f02d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.app-ph",
    "submitted_at": "2019-07-05T01:10:40Z",
    "title_canon_sha256": "672366f1e06a701da4d1d0774472bc4a148e76fd9f68cafd1f4654de6558ffd1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.02630",
    "kind": "arxiv",
    "version": 1
  }
}