Pith Number

pith:ISUZQDFY

pith:2011:ISUZQDFY7DSW54EGXZTIYJV7Z3

not attested not anchored not stored refs pending

On the fractions of semi-Mackey and Tambara functors

Hiroyuki Nakaoka

arxiv:1103.3991 v1 · 2011-03-21 · math.CT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ISUZQDFY7DSW54EGXZTIYJV7Z3}

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	2026-05-18T04:26:22.018220Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

44a9980cb8f8e56ef086be668c26bfced0bab75a0bc0a64e66c990eb2cc288e3

Aliases

arxiv: 1103.3991 · arxiv_version: 1103.3991v1 · doi: 10.48550/arxiv.1103.3991 · pith_short_12: ISUZQDFY7DSW · pith_short_16: ISUZQDFY7DSW54EG · pith_short_8: ISUZQDFY

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/ISUZQDFY7DSW54EGXZTIYJV7Z3 \
  | 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: 44a9980cb8f8e56ef086be668c26bfced0bab75a0bc0a64e66c990eb2cc288e3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e273095ec366e221cf0c2e3780978512055bde4506e61107f5b0d358a094dc04",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CT",
    "submitted_at": "2011-03-21T12:22:17Z",
    "title_canon_sha256": "2a0c6ee46319155b696c5eb85a7b01bc5a22980043ef0ed1d854ef504287344f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1103.3991",
    "kind": "arxiv",
    "version": 1
  }
}