Pith Number

pith:IE3HSEXO

pith:2012:IE3HSEXON6Z3RG6DDQYQHGO5OZ

not attested not anchored not stored refs pending

Shifted generic cohomology

Brian J. Parshall, David I. Stewart, Leonard L. Scott

arxiv:1205.1207 v1 · 2012-05-06 · math.RT · math.GR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IE3HSEXON6Z3RG6DDQYQHGO5OZ}

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	2026-05-18T03:56:11.802233Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

41367912ee6fb3b89bc31c310399dd767be68ae3f16044f8240051a7cb619f22

Aliases

arxiv: 1205.1207 · arxiv_version: 1205.1207v1 · doi: 10.48550/arxiv.1205.1207 · pith_short_12: IE3HSEXON6Z3 · pith_short_16: IE3HSEXON6Z3RG6D · pith_short_8: IE3HSEXO

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/IE3HSEXON6Z3RG6DDQYQHGO5OZ \
  | 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: 41367912ee6fb3b89bc31c310399dd767be68ae3f16044f8240051a7cb619f22

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "76467f0a8c972973e4c7bf3ee5c6a646581d029a5d48bdbfa02ce621412f43b3",
    "cross_cats_sorted": [
      "math.GR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RT",
    "submitted_at": "2012-05-06T11:34:45Z",
    "title_canon_sha256": "69b19540ff30708bf9c41c36d8eeba8d0bd99bea0823d8725fe4141f7940c5fb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1205.1207",
    "kind": "arxiv",
    "version": 1
  }
}