Pith Number

pith:AKL2AGQZ

pith:2023:AKL2AGQZ2QT4HNVH64H6VKF2UO

not attested not anchored not stored refs pending

Chern classes in equivariant bordism

Stefan Schwede

arxiv:2303.12366 v2 · 2023-03-22 · math.AT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AKL2AGQZ2QT4HNVH64H6VKF2UO}

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	2026-07-05T07:30:18.839897Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0297a01a19d427c3b6a7f70feaa8baa3b056f4ca42ff13b2698e8fb7e2bd1f15

Aliases

arxiv: 2303.12366 · arxiv_version: 2303.12366v2 · doi: 10.48550/arxiv.2303.12366 · pith_short_12: AKL2AGQZ2QT4 · pith_short_16: AKL2AGQZ2QT4HNVH · pith_short_8: AKL2AGQZ

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/AKL2AGQZ2QT4HNVH64H6VKF2UO \
  | 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: 0297a01a19d427c3b6a7f70feaa8baa3b056f4ca42ff13b2698e8fb7e2bd1f15

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0c4e0167a009df338c29ad3d6920e8911cf5dd79064014812497024de78332cd",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.AT",
    "submitted_at": "2023-03-22T08:06:24Z",
    "title_canon_sha256": "a2396c7784fcdffa567d2ec98e64d84a2a96b83a24981b8856f8838f78db4fed"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2303.12366",
    "kind": "arxiv",
    "version": 2
  }
}