Pith Number

pith:NEFE7B6F

pith:2023:NEFE7B6FGKT7KDVQKJUMGSXPIU

not attested not anchored not stored refs pending

On the mapping class groups of simply-connected smooth 4-manifolds

David Baraglia

arxiv:2310.18819 v1 · 2023-10-28 · math.GT · math.DG

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Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NEFE7B6FGKT7KDVQKJUMGSXPIU}

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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

Diffeomorphism groups and gauge theory for families

Receipt and verification

First computed	2026-05-26T01:03:07.877828Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

690a4f87c532a7f50eb05268c34aef4529640a23ea7515418a265c9328ff0c9c

Aliases

arxiv: 2310.18819 · arxiv_version: 2310.18819v1 · doi: 10.48550/arxiv.2310.18819 · pith_short_12: NEFE7B6FGKT7 · pith_short_16: NEFE7B6FGKT7KDVQ · pith_short_8: NEFE7B6F

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/NEFE7B6FGKT7KDVQKJUMGSXPIU \
  | 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: 690a4f87c532a7f50eb05268c34aef4529640a23ea7515418a265c9328ff0c9c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cdaf1fcda902473711c16f4efa5adf547190ff66eba292f01e8c77f733561305",
    "cross_cats_sorted": [
      "math.DG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2023-10-28T20:50:31Z",
    "title_canon_sha256": "773bee2d6c7eee2091192a27eed2d699f7726c97c6c34e502e7de521b93f743b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2310.18819",
    "kind": "arxiv",
    "version": 1
  }
}