Pith Number

pith:APIZPTUB

pith:2019:APIZPTUBMWEQCUTA64Y7X27MA7

not attested not anchored not stored refs pending

Waveguide propagation of light in polymer porous films filled with nematic liquid crystals

Alexei D. Kiselev, A. P. Chopik, A. V. Dubtsov, D. A. Semerenko, D. V. Shmeliova, S. V. Pasechnik

arxiv:1901.05782 v1 · 2019-01-17 · physics.optics · cond-mat.soft

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{APIZPTUBMWEQCUTA64Y7X27MA7}

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	2026-05-17T23:54:02.209489Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

03d197ce816589015260f731fbebec07c9f9e309a33b830fde0be4e3cd6ab3b7

Aliases

arxiv: 1901.05782 · arxiv_version: 1901.05782v1 · doi: 10.48550/arxiv.1901.05782 · pith_short_12: APIZPTUBMWEQ · pith_short_16: APIZPTUBMWEQCUTA · pith_short_8: APIZPTUB

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/APIZPTUBMWEQCUTA64Y7X27MA7 \
  | 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: 03d197ce816589015260f731fbebec07c9f9e309a33b830fde0be4e3cd6ab3b7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "47f1a5e9fb7263da8a8ea828ab9ea5fc1fc3d3a955f84c649c13a322fa2e4d87",
    "cross_cats_sorted": [
      "cond-mat.soft"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2019-01-17T13:37:18Z",
    "title_canon_sha256": "d4b634944c53b2e6add9d7f6cdfafc7e8659c149e6b81161442f90f6e3a2b018"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.05782",
    "kind": "arxiv",
    "version": 1
  }
}