Pith Number

pith:ZMXFMYGD

pith:2015:ZMXFMYGDTNFYH6V6Y6CPNTSWEC

not attested not anchored not stored refs pending

Robust linear regression with broad distributions of errors

Eugene B. Postnikov, Igor M. Sokolov

arxiv:1504.03188 v1 · 2015-04-13 · physics.data-an

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZMXFMYGDTNFYH6V6Y6CPNTSWEC}

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	2026-05-18T02:03:32.919822Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cb2e5660c39b4b83fabec784f6ce56208145a319fcd9eb40d0fb0e37653ffa31

Aliases

arxiv: 1504.03188 · arxiv_version: 1504.03188v1 · doi: 10.48550/arxiv.1504.03188 · pith_short_12: ZMXFMYGDTNFY · pith_short_16: ZMXFMYGDTNFYH6V6 · pith_short_8: ZMXFMYGD

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/ZMXFMYGDTNFYH6V6Y6CPNTSWEC \
  | 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: cb2e5660c39b4b83fabec784f6ce56208145a319fcd9eb40d0fb0e37653ffa31

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b6982b7c0397c61a8084b4751bd98bab9b42fb670a9c368bda813e8d8671a483",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.data-an",
    "submitted_at": "2015-04-13T14:01:03Z",
    "title_canon_sha256": "364f4e41ed698c2557cada872c7b0241ef1d56f3a1ef207028db9dfb48db7ca0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.03188",
    "kind": "arxiv",
    "version": 1
  }
}