Pith Number

pith:O4AMFGII

pith:2020:O4AMFGIIKQRHMPIHTXJ6CZ4TSG

not attested not anchored not stored refs pending

Iterative Cauchy Thresholding: Regularisation with a heavy-tailed prior

Alin Achim, Perla Mayo, Robin Holmes

arxiv:2003.12507 v1 · 2020-03-27 · 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{O4AMFGIIKQRHMPIHTXJ6CZ4TSG}

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.

Cited by

1 paper in Pith

Design and Control of a Bipedal Robotic Character

Receipt and verification

First computed	2026-07-05T01:53:49.138668Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7700c299085422763d079dd3e1679391a36efca03e0368ad5de041aed5472833

Aliases

arxiv: 2003.12507 · arxiv_version: 2003.12507v1 · doi: 10.48550/arxiv.2003.12507 · pith_short_12: O4AMFGIIKQRH · pith_short_16: O4AMFGIIKQRHMPIH · pith_short_8: O4AMFGII

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/O4AMFGIIKQRHMPIHTXJ6CZ4TSG \
  | 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: 7700c299085422763d079dd3e1679391a36efca03e0368ad5de041aed5472833

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e13396c70e584f952814989a028bc8f66e7b132d68ac31dff5859823dd74f4ea",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2020-03-27T16:15:47Z",
    "title_canon_sha256": "ff067bc6dc0a6ff2b028320fdee91ef67c6f7e11ed5406770f042c92f19f0acb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2003.12507",
    "kind": "arxiv",
    "version": 1
  }
}