Pith Number

pith:Z2H4STXJ

pith:2026:Z2H4STXJ74OO2A2VIB3W7T6AMZ

not attested not anchored not stored refs pending

Leveraging tails for adaptation

Isma\"el Castillo, Paul Egels, Sergios Agapiou

arxiv:2606.20480 v1 · 2026-06-18 · math.ST · stat.ML · stat.TH

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Z2H4STXJ74OO2A2VIB3W7T6AMZ}

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	2026-06-19T16:13:13.394474Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ce8fc94ee9ff1ced035540776fcfc066584e56c7aa6682554ab70b7605464feb

Aliases

arxiv: 2606.20480 · arxiv_version: 2606.20480v1 · doi: 10.48550/arxiv.2606.20480 · pith_short_12: Z2H4STXJ74OO · pith_short_16: Z2H4STXJ74OO2A2V · pith_short_8: Z2H4STXJ

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/Z2H4STXJ74OO2A2VIB3W7T6AMZ \
  | 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: ce8fc94ee9ff1ced035540776fcfc066584e56c7aa6682554ab70b7605464feb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "12f5350fe3f7afa95e0231dba6c0266651e6e80c4938e8183bbe9fe62aed1c69",
    "cross_cats_sorted": [
      "stat.ML",
      "stat.TH"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2026-06-18T16:57:06Z",
    "title_canon_sha256": "1d61cbfcc1db55d0ce60144409ad98db354dd8b10385d0850cfedda9592f1223"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.20480",
    "kind": "arxiv",
    "version": 1
  }
}