Pith Number

pith:UV4N27N3

pith:2016:UV4N27N3UFDQ43VCLSDFGBAP2D

not attested not anchored not stored refs pending

Existence of guided waves due to a lineic perturbation of a 3D periodic medium

B\'erang\`ere Delourme, Elizaveta Vasilevskaya, Patrick Joly (POEMS)

arxiv:1612.02615 v1 · 2016-12-08 · math.NA · math.SP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UV4N27N3UFDQ43VCLSDFGBAP2D}

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	2026-05-18T00:55:33.249963Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a578dd7dbba1470e6ea25c8653040fd0d72bf478fe41edc75c4ad022fe1b507f

Aliases

arxiv: 1612.02615 · arxiv_version: 1612.02615v1 · doi: 10.48550/arxiv.1612.02615 · pith_short_12: UV4N27N3UFDQ · pith_short_16: UV4N27N3UFDQ43VC · pith_short_8: UV4N27N3

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/UV4N27N3UFDQ43VCLSDFGBAP2D \
  | 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: a578dd7dbba1470e6ea25c8653040fd0d72bf478fe41edc75c4ad022fe1b507f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c2e8714e9f9b7ae601e9b635d022cb6265c7612b01b8102647ff279a0ee39229",
    "cross_cats_sorted": [
      "math.SP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2016-12-08T12:21:43Z",
    "title_canon_sha256": "470a857797bf0b729daa519fc09d2f1ceafa8681bad56cb877ad0693a5e088e8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1612.02615",
    "kind": "arxiv",
    "version": 1
  }
}