Pith Number

pith:UMDHVIET

pith:2019:UMDHVIETJKBMTDM4O2ZWKYDNDU

not attested not anchored not stored refs pending

Indirect link between resonant and guided modes on uniform and periodic slabs

Amgad Abdrabou, Ya Yan Lu

arxiv:1901.08789 v1 · 2019-01-25 · 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{UMDHVIETJKBMTDM4O2ZWKYDNDU}

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	2026-05-17T23:43:03.684197Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a3067aa0934a82c98d9c76b365606d1d3b1620999bdeccf9234c5f09f0d1cd8b

Aliases

arxiv: 1901.08789 · arxiv_version: 1901.08789v1 · doi: 10.48550/arxiv.1901.08789 · pith_short_12: UMDHVIETJKBM · pith_short_16: UMDHVIETJKBMTDM4 · pith_short_8: UMDHVIET

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/UMDHVIETJKBMTDM4O2ZWKYDNDU \
  | 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: a3067aa0934a82c98d9c76b365606d1d3b1620999bdeccf9234c5f09f0d1cd8b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "15c891f427760e485639d5e25262b46f44e1dbe741b09ac78c2e6b0acde67716",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2019-01-25T09:06:52Z",
    "title_canon_sha256": "3bd9fbf10c82c7926c987a8ed8d970b0c274ef5166f8a706b6d6b8dd919225fe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.08789",
    "kind": "arxiv",
    "version": 1
  }
}