Pith Number

pith:PX76ZDIF

pith:2025:PX76ZDIF5DIB4QXALAWSGDIVIU

not attested not anchored not stored refs pending

General base change for relative Du Bois complexes

Caleb Ji, S\'andor Kov\'acs

arxiv:2508.02848 v1 · 2025-08-04 · math.AG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PX76ZDIF5DIB4QXALAWSGDIVIU}

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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

Deformations, local freeness, and base change for higher Du Bois singularities

Receipt and verification

First computed	2026-07-05T11:48:31.930405Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7dffec8d05e8d01e42e0582d230d15450a1815a51c69d17b542329219c53da27

Aliases

arxiv: 2508.02848 · arxiv_version: 2508.02848v1 · doi: 10.48550/arxiv.2508.02848 · pith_short_12: PX76ZDIF5DIB · pith_short_16: PX76ZDIF5DIB4QXA · pith_short_8: PX76ZDIF

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/PX76ZDIF5DIB4QXALAWSGDIVIU \
  | 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: 7dffec8d05e8d01e42e0582d230d15450a1815a51c69d17b542329219c53da27

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "145822c8d51bd821efeac800e485e8eaf12b697d11396a999c34d3a9818212db",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2025-08-04T19:20:18Z",
    "title_canon_sha256": "b6b3992b20c18933602afdff6f21fe1beaf8cca24716ffe278a2a06eb6ae49f0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2508.02848",
    "kind": "arxiv",
    "version": 1
  }
}