Pith Number

pith:WDDXDC5O

pith:2014:WDDXDC5OYW4263PSURF4UA6IKK

not attested not anchored not stored refs pending

Hochschild cohomology of fully group-graded algebras as Mackey functor

Constantin-Cosmin Todea, Tiberiu Coconet

arxiv:1410.4513 v1 · 2014-10-16 · math.RA · 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{WDDXDC5OYW4263PSURF4UA6IKK}

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	2026-05-18T02:39:56.006782Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b0c7718baec5b9af6df2a44bca03c852a99243879075d3b13eabc9926bd68e94

Aliases

arxiv: 1410.4513 · arxiv_version: 1410.4513v1 · doi: 10.48550/arxiv.1410.4513 · pith_short_12: WDDXDC5OYW42 · pith_short_16: WDDXDC5OYW4263PS · pith_short_8: WDDXDC5O

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/WDDXDC5OYW4263PSURF4UA6IKK \
  | 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: b0c7718baec5b9af6df2a44bca03c852a99243879075d3b13eabc9926bd68e94

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b51db397c582c025a64814a4d4d43e3dd8009c945b6b12a31c76db8b06f805cb",
    "cross_cats_sorted": [
      "math.GR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RA",
    "submitted_at": "2014-10-16T17:39:34Z",
    "title_canon_sha256": "283660162c05951639262e4edf114b571532d1b9cd9a2a26e4fdec3828094e4a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1410.4513",
    "kind": "arxiv",
    "version": 1
  }
}