Pith Number

pith:QTHOVFGW

pith:2014:QTHOVFGWCYWR7DC57UZAKAS6VG

not attested not anchored not stored refs pending

Toward a terahertz-driven electron gun

A. Fallahi, Emilio A. Nanni, Franz X. K\"artner, Koustuban Ravi, Kyung-Han Hong, Liang Jie Wong, Luis Zapata, Phillip D. Keathley, W. Ronny Huang

arxiv:1409.8668 v2 · 2014-09-30 · physics.optics · physics.acc-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{QTHOVFGWCYWR7DC57UZAKAS6VG}

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	2026-05-18T00:54:15.939731Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

84ceea94d6162d1f8c5dfd3205025ea9afdaed903a5d7e8b021a7894473fd301

Aliases

arxiv: 1409.8668 · arxiv_version: 1409.8668v2 · doi: 10.48550/arxiv.1409.8668 · pith_short_12: QTHOVFGWCYWR · pith_short_16: QTHOVFGWCYWR7DC5 · pith_short_8: QTHOVFGW

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/QTHOVFGWCYWR7DC57UZAKAS6VG \
  | 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: 84ceea94d6162d1f8c5dfd3205025ea9afdaed903a5d7e8b021a7894473fd301

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "da1ce3c0cf0d1c663264f845a943814b5ec1bfa58fb63d36bbe6388253e676d6",
    "cross_cats_sorted": [
      "physics.acc-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2014-09-30T19:43:50Z",
    "title_canon_sha256": "be07aa9b2105ac051af1c06c886490a4500841773c0c8982fd1ca5bdf289eb55"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.8668",
    "kind": "arxiv",
    "version": 2
  }
}