Pith Number

pith:GBW6XSDQ

pith:2017:GBW6XSDQXAN54ZZAPJPGQLP3GI

not attested not anchored not stored refs pending

Periodicity in the cohomology of symmetric groups via divided powers

Andrew Snowden, Rohit Nagpal

arxiv:1705.10028 v2 · 2017-05-29 · math.RT · 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{GBW6XSDQXAN54ZZAPJPGQLP3GI}

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	2026-05-18T00:23:38.572503Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

306debc870b81bde67207a5e682dfb3208fde3d954017a864ee5915741c1998f

Aliases

arxiv: 1705.10028 · arxiv_version: 1705.10028v2 · doi: 10.48550/arxiv.1705.10028 · pith_short_12: GBW6XSDQXAN5 · pith_short_16: GBW6XSDQXAN54ZZA · pith_short_8: GBW6XSDQ

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/GBW6XSDQXAN54ZZAPJPGQLP3GI \
  | 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: 306debc870b81bde67207a5e682dfb3208fde3d954017a864ee5915741c1998f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a7d5b1d472e3c2881aba26c7f12fc6fa56923bc1de2628b67daa4538a39bdc5e",
    "cross_cats_sorted": [
      "math.AT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RT",
    "submitted_at": "2017-05-29T03:36:25Z",
    "title_canon_sha256": "d48e6dffd3332f350eb2427ea05278d72a5c24cbd1314da1ed595a72ba18c14e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.10028",
    "kind": "arxiv",
    "version": 2
  }
}