Pith Number

pith:DDZPXTH3

pith:2017:DDZPXTH3AATCMRFGFR6NVMFRYF

not attested not anchored not stored refs pending

Generation, amplification, frequency conversion and reversal of propagation of THz photons in nonlinear hyperbolic metamaterial

Alexander K. Popov, Sergey A. Myslivets

arxiv:1709.05773 v1 · 2017-09-18 · 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{DDZPXTH3AATCMRFGFR6NVMFRYF}

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	2026-05-18T00:30:00.017901Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

18f2fbccfb00262644a62c7cdab0b1c14c6cbc89aad50daa754adf28dca50f24

Aliases

arxiv: 1709.05773 · arxiv_version: 1709.05773v1 · doi: 10.48550/arxiv.1709.05773 · pith_short_12: DDZPXTH3AATC · pith_short_16: DDZPXTH3AATCMRFG · pith_short_8: DDZPXTH3

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/DDZPXTH3AATCMRFGFR6NVMFRYF \
  | 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: 18f2fbccfb00262644a62c7cdab0b1c14c6cbc89aad50daa754adf28dca50f24

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "59bd18896af12e1c33d9f04cc09198e4822a80879516f5ccf9a2e2254c414d0f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2017-09-18T04:27:50Z",
    "title_canon_sha256": "ca878257c02b3e20a15ce8296051ef63d4773bfed87ab8d07e5a23f04dc9113a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.05773",
    "kind": "arxiv",
    "version": 1
  }
}