Pith Number

pith:QQ7PHVP5

pith:2012:QQ7PHVP5FWH5MXIRSWJPZ375DG

not attested not anchored not stored refs pending

Operator ideals and assembly maps in $K$-theory

Gisela Tartaglia, Guillermo Corti\~nas

arxiv:1202.4999 v3 · 2012-02-22 · math.KT · math.OA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QQ7PHVP5FWH5MXIRSWJPZ375DG}

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	2026-05-18T02:57:07.001115Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

843ef3d5fd2d8fd65d119592fceffd19857becdc3c1b161adf6750e12c6ce5bf

Aliases

arxiv: 1202.4999 · arxiv_version: 1202.4999v3 · doi: 10.48550/arxiv.1202.4999 · pith_short_12: QQ7PHVP5FWH5 · pith_short_16: QQ7PHVP5FWH5MXIR · pith_short_8: QQ7PHVP5

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/QQ7PHVP5FWH5MXIRSWJPZ375DG \
  | 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: 843ef3d5fd2d8fd65d119592fceffd19857becdc3c1b161adf6750e12c6ce5bf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4abd94fed0f942f27ab20376e62d040405c28b62ac3a8b335fe460a36f7e4545",
    "cross_cats_sorted": [
      "math.OA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.KT",
    "submitted_at": "2012-02-22T18:19:19Z",
    "title_canon_sha256": "585c151b4595ef11fe25a5ae39c7ca9373c54ddc6d015b378966880301bf2cd5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.4999",
    "kind": "arxiv",
    "version": 3
  }
}