Pith. sign in
Pith Number

pith:MYI25JGB

pith:2025:MYI25JGB52YLPQC5H3VT7NMS33
not attested not anchored not stored refs pending

$\mathbb{M}^*$, $\mathbb{N}^*$, and $\mathbb{H}^*$

Alan Dow, Klaas Pieter Hart, Will Brian

arxiv:2505.04425 v1 · 2025-05-07 · math.GN · math.LO

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?
Add to your LaTeX paper 
\usepackage{pith}
\pithnumber{MYI25JGB52YLPQC5H3VT7NMS33}

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 2026-07-05T11:51:26.712149Z
Builder pith-number-builder-2026-05-17-v1
Signature Pith Ed25519 (pith-v1-2026-05) · public key
Schema pith-number/v1.0

Canonical hash

6611aea4c1eeb0b7c05d3eeb3fb592dec886389ae2bb22391a811b19f67837ef

Aliases

arxiv: 2505.04425 · arxiv_version: 2505.04425v1 · doi: 10.48550/arxiv.2505.04425 · pith_short_12: MYI25JGB52YL · pith_short_16: MYI25JGB52YLPQC5 · pith_short_8: MYI25JGB
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/MYI25JGB52YLPQC5H3VT7NMS33 \
  | 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: 6611aea4c1eeb0b7c05d3eeb3fb592dec886389ae2bb22391a811b19f67837ef
Canonical record JSON 
{
  "metadata": {
    "abstract_canon_sha256": "226cae8795557ac14c9cd5579dbea3101c684731d1a2acbc4a38c04e8adbbe90",
    "cross_cats_sorted": [
      "math.LO"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.GN",
    "submitted_at": "2025-05-07T13:58:04Z",
    "title_canon_sha256": "940a0f7c652253b8152544077ae5186d60b11f516675f5f7010de308aef55c08"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.04425",
    "kind": "arxiv",
    "version": 1
  }
}