Pith Number

pith:DIVTAD6U

pith:2026:DIVTAD6UFGA6U24XOQZPQ3DK2L

not attested not anchored not stored refs pending

FRAPPE: Full Input, Residual Output Autoencoding with Projection Pursuit Encoder

Dan Jacobellis, Neeraja J. Yadwadkar

arxiv:2605.28992 v1 · 2026-05-27 · eess.IV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DIVTAD6UFGA6U24XOQZPQ3DK2L}

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	2026-05-29T01:04:42.902831Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1a2b300fd42981ea6b977432f86c6ad2f77f13fb2b4364f0bab146dd79ac9236

Aliases

arxiv: 2605.28992 · arxiv_version: 2605.28992v1 · doi: 10.48550/arxiv.2605.28992 · pith_short_12: DIVTAD6UFGA6 · pith_short_16: DIVTAD6UFGA6U24X · pith_short_8: DIVTAD6U

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/DIVTAD6UFGA6U24XOQZPQ3DK2L \
  | 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: 1a2b300fd42981ea6b977432f86c6ad2f77f13fb2b4364f0bab146dd79ac9236

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2865931b7991ac38544a54c50270891de6d6797cc20638ae78fc9eae06bc5fba",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/publicdomain/zero/1.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2026-05-27T18:49:12Z",
    "title_canon_sha256": "490b37139c580ed12651c4654a9637c2e5745d145afa999c1db753b2d176424e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.28992",
    "kind": "arxiv",
    "version": 1
  }
}