Pith Number

pith:ETBCUBYL

pith:2015:ETBCUBYLHDN5EKCPMMBJ5IOBBQ

not attested not anchored not stored refs pending

Dispersion-free monochromatization method for selecting a single-order harmonic beam

Eiji J. Takahashi, Katsumi Midorikawa, Masatoshi Hatayama, Satoshi Ichimaru

arxiv:1502.05124 v1 · 2015-02-18 · 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{ETBCUBYLHDN5EKCPMMBJ5IOBBQ}

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	2026-05-18T02:26:52.331886Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

24c22a070b38dbd2284f63029ea1c10c1600435f2d6f2152ba722ca5868fb7b7

Aliases

arxiv: 1502.05124 · arxiv_version: 1502.05124v1 · doi: 10.48550/arxiv.1502.05124 · pith_short_12: ETBCUBYLHDN5 · pith_short_16: ETBCUBYLHDN5EKCP · pith_short_8: ETBCUBYL

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/ETBCUBYLHDN5EKCPMMBJ5IOBBQ \
  | 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: 24c22a070b38dbd2284f63029ea1c10c1600435f2d6f2152ba722ca5868fb7b7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6e64bbcf650d9b633380b4185e8a5a40c7cd58ec19293f3ee2f8d33ad24fda66",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2015-02-18T05:38:32Z",
    "title_canon_sha256": "e5d267d03735255538ba5ef30613503346aa7a17691b2d2aa955dd040e1f2302"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.05124",
    "kind": "arxiv",
    "version": 1
  }
}