Pith Number

pith:U3FPXML5

pith:2015:U3FPXML5IGUMD6C6KYDVA33BOF

not attested not anchored not stored refs pending

Enhancement of Two-photon Absorption in Quantum Wells for Extremely Nondegenerate Photon Pairs

David J. Hagan, Eric W. Van Stryland, Himansu S. Pattanaik, Jacob B. Khurgin, Matthew Reichert

arxiv:1510.08014 v2 · 2015-10-27 · 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{U3FPXML5IGUMD6C6KYDVA33BOF}

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	2026-05-18T01:14:17.738105Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a6cafbb17d41a8c1f85e5607506f61716d882771e79a2efd3094aae9841537da

Aliases

arxiv: 1510.08014 · arxiv_version: 1510.08014v2 · doi: 10.48550/arxiv.1510.08014 · pith_short_12: U3FPXML5IGUM · pith_short_16: U3FPXML5IGUMD6C6 · pith_short_8: U3FPXML5

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/U3FPXML5IGUMD6C6KYDVA33BOF \
  | 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: a6cafbb17d41a8c1f85e5607506f61716d882771e79a2efd3094aae9841537da

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bf1b925acca6c291d11f8d9fb2e9b3a1a6010a1f5d7b72454152f27d2afdd557",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2015-10-27T18:06:16Z",
    "title_canon_sha256": "14cebf731a6bfa6696daeab62f081f3532d7148cf384bdd4282832a015157fe4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.08014",
    "kind": "arxiv",
    "version": 2
  }
}