Pith Number

pith:W76AATFZ

pith:2026:W76AATFZFYF53ZBIFFBMNKR2EH

not attested not anchored not stored refs pending

Soft Covering Through the Lens of Hypothesis Testing

Neri Merhav

arxiv:2605.19573 v1 · 2026-05-19 · cs.IT · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{W76AATFZFYF53ZBIFFBMNKR2EH}

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	2026-05-20T01:05:52.396891Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b7fc004cb92e0bdde4282942c6aa3a21d4eab088f8be1abe4969fe150affdea6

Aliases

arxiv: 2605.19573 · arxiv_version: 2605.19573v1 · doi: 10.48550/arxiv.2605.19573 · pith_short_12: W76AATFZFYF5 · pith_short_16: W76AATFZFYF53ZBI · pith_short_8: W76AATFZ

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/W76AATFZFYF53ZBIFFBMNKR2EH \
  | 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: b7fc004cb92e0bdde4282942c6aa3a21d4eab088f8be1abe4969fe150affdea6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "484a8d6fe26f2e48c33e3d75f8b21a1d5392a283a9ac87492e2c6489174e9532",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2026-05-19T09:19:06Z",
    "title_canon_sha256": "da411580c171dd11e757ca9b112e7ec661878b8dddf2ffa45af860255931419b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.19573",
    "kind": "arxiv",
    "version": 1
  }
}