Pith Number

pith:23C3EYIJ

pith:2009:23C3EYIJBXGHFEFPUVXUHFVSYX

not attested not anchored not stored refs pending

Highly Selective Terahertz Bandpass Filters Based on Trapped Mode Excitation

Marco Rahm, Oliver Paul, Rene Beigang

arxiv:0909.3422 v1 · 2009-09-18 · 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{23C3EYIJBXGHFEFPUVXUHFVSYX}

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	2026-05-18T04:39:49.385353Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d6c5b261090dcc7290afa56f4396b2c5cd61acef1ad07a6db4d4a2c827b5fbca

Aliases

arxiv: 0909.3422 · arxiv_version: 0909.3422v1 · doi: 10.48550/arxiv.0909.3422 · pith_short_12: 23C3EYIJBXGH · pith_short_16: 23C3EYIJBXGHFEFP · pith_short_8: 23C3EYIJ

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/23C3EYIJBXGHFEFPUVXUHFVSYX \
  | 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: d6c5b261090dcc7290afa56f4396b2c5cd61acef1ad07a6db4d4a2c827b5fbca

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bf2dc9e133aacea85d279171f19eb4e26058c4566ac7ecef2b6362f74130d696",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/3.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2009-09-18T12:31:16Z",
    "title_canon_sha256": "d539fd7b3ca5046b9f0756841e1ed2a2fa0f002499dadba97d2904665249136d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0909.3422",
    "kind": "arxiv",
    "version": 1
  }
}