Pith Number

pith:QB6FJI2Q

pith:2017:QB6FJI2Q5Y7CND7JVO3IACI77T

not attested not anchored not stored refs pending

Hyperbolic carbon nanoforest for phase matching of ordinary and backward electromagnetic waves: second harmonic generation

A. K. Popov, I. S. Nefedov, S. A. Myslivets

arxiv:1709.07145 v1 · 2017-09-21 · 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{QB6FJI2Q5Y7CND7JVO3IACI77T}

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	2026-05-18T00:34:36.455994Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

807c54a350ee3e268fe9abb680091ffcd7cd3c21598b5c2990d6d08705be84b6

Aliases

arxiv: 1709.07145 · arxiv_version: 1709.07145v1 · doi: 10.48550/arxiv.1709.07145 · pith_short_12: QB6FJI2Q5Y7C · pith_short_16: QB6FJI2Q5Y7CND7J · pith_short_8: QB6FJI2Q

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/QB6FJI2Q5Y7CND7JVO3IACI77T \
  | 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: 807c54a350ee3e268fe9abb680091ffcd7cd3c21598b5c2990d6d08705be84b6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0e866cf7832965a28e845af724c4e4c73277f30dea7fb1a77bd23b4fc5255aad",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2017-09-21T03:27:55Z",
    "title_canon_sha256": "2f62d265e69a0c228f7f45257721fede2a5e21f95260c5c07b50ec63e93490ff"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.07145",
    "kind": "arxiv",
    "version": 1
  }
}