Pith Number

pith:44QUD2FE

pith:2012:44QUD2FEWPUBYN5ZAKX3YZ5ED3

not attested not anchored not stored refs pending

Critical components in 0.14 THz communication systems

Chan-Hung Shek, Guangcun Shan, Haoshen Zhu, Xinghai Zhao

arxiv:1204.3014 v3 · 2012-04-13 · physics.ins-det

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{44QUD2FEWPUBYN5ZAKX3YZ5ED3}

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	2026-05-18T03:36:48.035673Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e72141e8a4b3e81c37b902afbc67a41ed9fd690468fedb225f1f2128df710519

Aliases

arxiv: 1204.3014 · arxiv_version: 1204.3014v3 · doi: 10.48550/arxiv.1204.3014 · pith_short_12: 44QUD2FEWPUB · pith_short_16: 44QUD2FEWPUBYN5Z · pith_short_8: 44QUD2FE

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/44QUD2FEWPUBYN5ZAKX3YZ5ED3 \
  | 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: e72141e8a4b3e81c37b902afbc67a41ed9fd690468fedb225f1f2128df710519

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7f9bdc92d16d08723702e1919d8898b74138f95c79b784a126bd7e8bfb77f55d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ins-det",
    "submitted_at": "2012-04-13T14:45:12Z",
    "title_canon_sha256": "04e26d5bb59acf5c663b50a8a7995b9d93c6e6e23ca38079e0b78de5b883a8f1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.3014",
    "kind": "arxiv",
    "version": 3
  }
}