Pith Number

pith:XFHKIY3X

pith:2014:XFHKIY3XPMU3JEYD52DFDUWGSI

not attested not anchored not stored refs pending

Characterization of the terahertz photoconductive antenna by three-dimensional finite-difference time-domain method

Jitao Zhang

arxiv:1406.3872 v2 · 2014-06-16 · 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{XFHKIY3XPMU3JEYD52DFDUWGSI}

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	2026-05-18T02:48:45.797170Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b94ea463777b29b49303ee8651d2c6923b6dfcfce630146b68ae9da10100d735

Aliases

arxiv: 1406.3872 · arxiv_version: 1406.3872v2 · doi: 10.48550/arxiv.1406.3872 · pith_short_12: XFHKIY3XPMU3 · pith_short_16: XFHKIY3XPMU3JEYD · pith_short_8: XFHKIY3X

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/XFHKIY3XPMU3JEYD52DFDUWGSI \
  | 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: b94ea463777b29b49303ee8651d2c6923b6dfcfce630146b68ae9da10100d735

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "21bca711da238ff5570de096666a47dc9a858f69f08e8ec98830809b0f50f68a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2014-06-16T00:12:11Z",
    "title_canon_sha256": "8dfce6a60fc06719afd4226e24042ce583a6b5c848ae41624fa2471fb0fd6b40"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1406.3872",
    "kind": "arxiv",
    "version": 2
  }
}