Pith Number

pith:VJW46Z3V

pith:2011:VJW46Z3VC2UKT24SVBR45TGTMP

not attested not anchored not stored refs pending

Symmetric continuous cohomology of topological groups

Mahender Singh

arxiv:1105.5218 v3 · 2011-05-26 · math.GR · math.GN

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VJW46Z3VC2UKT24SVBR45TGTMP}

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	2026-05-18T03:22:06.467576Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aa6dcf677516a8a9eb92a863ceccd363efc7e49cd3d0a8da2886dd767e32d45e

Aliases

arxiv: 1105.5218 · arxiv_version: 1105.5218v3 · doi: 10.48550/arxiv.1105.5218 · pith_short_12: VJW46Z3VC2UK · pith_short_16: VJW46Z3VC2UKT24S · pith_short_8: VJW46Z3V

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/VJW46Z3VC2UKT24SVBR45TGTMP \
  | 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: aa6dcf677516a8a9eb92a863ceccd363efc7e49cd3d0a8da2886dd767e32d45e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e30c51768438d11fedb42a3b9f3d80399871e03e2474d000808a1c2859197bcf",
    "cross_cats_sorted": [
      "math.GN"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GR",
    "submitted_at": "2011-05-26T07:27:21Z",
    "title_canon_sha256": "5e64b23d6ffef55e3ee069ea7c52c591029f65a406de5e32338c68b32b9f58af"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1105.5218",
    "kind": "arxiv",
    "version": 3
  }
}