Pith Number

pith:DHZ2FYWD

pith:2021:DHZ2FYWDRCEVQCWY4LKXCX6IEK

not attested not anchored not stored refs pending

Dimensional reduction of cavities with axial symmetry: A complete analysis of when an optical fiber is approximately one-dimensional

Daniel Grimmer, Eduardo Mart\'in-Mart\'inez, Richard Lopp

arxiv:2104.00745 v2 · 2021-04-01 · quant-ph · gr-qc · hep-th

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DHZ2FYWDRCEVQCWY4LKXCX6IEK}

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	2026-07-05T03:20:20.374759Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

19f3a2e2c38889580ad8e2d5715fc822b6b0283a2af2990ae85aa5be238f8f74

Aliases

arxiv: 2104.00745 · arxiv_version: 2104.00745v2 · doi: 10.48550/arxiv.2104.00745 · pith_short_12: DHZ2FYWDRCEV · pith_short_16: DHZ2FYWDRCEVQCWY · pith_short_8: DHZ2FYWD

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/DHZ2FYWDRCEVQCWY4LKXCX6IEK \
  | 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: 19f3a2e2c38889580ad8e2d5715fc822b6b0283a2af2990ae85aa5be238f8f74

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "10727ea8ecdd99983100df63f8dcf9eeea417ac239519302ecf346cbeabac376",
    "cross_cats_sorted": [
      "gr-qc",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2021-04-01T19:47:34Z",
    "title_canon_sha256": "c3840123257c315a9630c58d9b3cfed5c5a59c4777ca34ffdfe79ed83bf1a546"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.00745",
    "kind": "arxiv",
    "version": 2
  }
}