Pith Number

pith:6MI52T4V

pith:2023:6MI52T4VE6G6BG5CDXC4K5RKJT

not attested not anchored not stored refs pending

The mod-2 cohomology groups of low-dimensional unordered flag manifolds and Auerbach bases

Arun Maiti, Lorenzo Guerra, Santanil Jana

arxiv:2304.12990 v2 · 2023-04-25 · math.AT · math.FA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6MI52T4VE6G6BG5CDXC4K5RKJT}

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	2026-07-05T08:36:42.188178Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f311dd4f95278de09ba21dc5c5762a4cf1cab009e6fd594635c13ce5ec8d96a6

Aliases

arxiv: 2304.12990 · arxiv_version: 2304.12990v2 · doi: 10.48550/arxiv.2304.12990 · pith_short_12: 6MI52T4VE6G6 · pith_short_16: 6MI52T4VE6G6BG5C · pith_short_8: 6MI52T4V

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/6MI52T4VE6G6BG5CDXC4K5RKJT \
  | 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: f311dd4f95278de09ba21dc5c5762a4cf1cab009e6fd594635c13ce5ec8d96a6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b6582a827f48affb74f96bdd65d81e3e0eaf6273e17c7e2b9c53d1aad84f9294",
    "cross_cats_sorted": [
      "math.FA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AT",
    "submitted_at": "2023-04-25T16:59:59Z",
    "title_canon_sha256": "67c4f5f98f58f9fe962e8aac44f3ded8421a17297fd232091935886f12995412"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2304.12990",
    "kind": "arxiv",
    "version": 2
  }
}