Pith Number

pith:D3XVU26C

pith:2013:D3XVU26CKOGGFJ5ELL7ZDGLSNE

not attested not anchored not stored refs pending

The Novikov conjecture on Cheeger spaces

Eric Leichtnam, Paolo Piazza, Pierre Albin, Rafe Mazzeo

arxiv:1308.2844 v3 · 2013-08-13 · math.DG · 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{D3XVU26CKOGGFJ5ELL7ZDGLSNE}

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	2026-05-18T01:17:38.089265Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1eef5a6bc2538c62a7a45aff919972691535c748ea6cbaaad3f527bcaa462627

Aliases

arxiv: 1308.2844 · arxiv_version: 1308.2844v3 · doi: 10.48550/arxiv.1308.2844 · pith_short_12: D3XVU26CKOGG · pith_short_16: D3XVU26CKOGGFJ5E · pith_short_8: D3XVU26C

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/D3XVU26CKOGGFJ5ELL7ZDGLSNE \
  | 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: 1eef5a6bc2538c62a7a45aff919972691535c748ea6cbaaad3f527bcaa462627

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "20f10181767d144583db9328a868bd2d4f1cf2c7a2028ab0f4a87b00b5a0b3f6",
    "cross_cats_sorted": [
      "math.KT",
      "math.OA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2013-08-13T12:49:58Z",
    "title_canon_sha256": "5c9f22819b9fc3a724c1378deaec33f7927445123eefab3729c1f7ec139faf33"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1308.2844",
    "kind": "arxiv",
    "version": 3
  }
}