Pith Number

pith:DRP77HB5

pith:2024:DRP77HB5FNTHYA4K4XYVCZVVDW

not attested not anchored not stored refs pending

The cohomology objects of a semi-abelian variety are small

Rapha\"el M. Jungers, S\'ebastien Mattenet, Tim Van der Linden

arxiv:2411.17200 v2 · 2024-11-26 · math.CT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DRP77HB5FNTHYA4K4XYVCZVVDW}

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	2026-07-05T11:55:15.570382Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1c5fff9c3d2b667c038ae5f15166b51da62dbf7e8332e8f37b6f220592353e80

Aliases

arxiv: 2411.17200 · arxiv_version: 2411.17200v2 · doi: 10.48550/arxiv.2411.17200 · pith_short_12: DRP77HB5FNTH · pith_short_16: DRP77HB5FNTHYA4K · pith_short_8: DRP77HB5

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/DRP77HB5FNTHYA4K4XYVCZVVDW \
  | 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: 1c5fff9c3d2b667c038ae5f15166b51da62dbf7e8332e8f37b6f220592353e80

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "539bd1ace67a444b32cab9f1a7e7621bc0ad942b0d6ec2e2af5d5a7ad472f9ba",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.CT",
    "submitted_at": "2024-11-26T08:12:32Z",
    "title_canon_sha256": "4473dcd22d3598248b32683fbb269d0f4e7b2acc28145222309545e06f6314b5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2411.17200",
    "kind": "arxiv",
    "version": 2
  }
}