Pith Number

pith:JBKORUBC

pith:2019:JBKORUBCSHYA4GIGK5ISFTHTC3

not attested not anchored not stored refs pending

Reflectionless Filters for Generalized Transmission Functions

Augusto Guilabert, Matthew Morgan, Tod Boyd

arxiv:1904.03718 v1 · 2019-04-07 · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JBKORUBCSHYA4GIGK5ISFTHTC3}

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	2026-05-17T23:49:08.343584Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4854e8d02291f00e1906575122ccf316c9c2a98fe80394112e8867eb76bd2779

Aliases

arxiv: 1904.03718 · arxiv_version: 1904.03718v1 · doi: 10.48550/arxiv.1904.03718 · pith_short_12: JBKORUBCSHYA · pith_short_16: JBKORUBCSHYA4GIG · pith_short_8: JBKORUBC

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/JBKORUBCSHYA4GIGK5ISFTHTC3 \
  | 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: 4854e8d02291f00e1906575122ccf316c9c2a98fe80394112e8867eb76bd2779

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b088e929d87919179103c634756ca8d67beecdc4e703c8af99a46a59ea01eba9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2019-04-07T19:37:22Z",
    "title_canon_sha256": "c46464211c9956e81d7d641aff5d6e0dddabb66f28ef4d1d402649daf5ecbac5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.03718",
    "kind": "arxiv",
    "version": 1
  }
}