Pith Number

pith:HV2TIKT3

pith:2014:HV2TIKT3WNKDW6OMRUZ2TJA47R

not attested not anchored not stored refs pending

The L-Homology Fundamental Class for IP-Spaces and the Stratified Novikov Conjecture

Gerd Laures, James E. McClure, Markus Banagl

arxiv:1404.5395 v3 · 2014-04-22 · math.AT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HV2TIKT3WNKDW6OMRUZ2TJA47R}

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	2026-05-18T00:02:36.928162Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3d75342a7bb3543b79cc8d33a9a41cfc497b7e6457988522ac430bc6fb8d18a2

Aliases

arxiv: 1404.5395 · arxiv_version: 1404.5395v3 · doi: 10.48550/arxiv.1404.5395 · pith_short_12: HV2TIKT3WNKD · pith_short_16: HV2TIKT3WNKDW6OM · pith_short_8: HV2TIKT3

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/HV2TIKT3WNKDW6OMRUZ2TJA47R \
  | 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: 3d75342a7bb3543b79cc8d33a9a41cfc497b7e6457988522ac430bc6fb8d18a2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "636e863d2325d3829c99bca3cbd293fbf562106e51e6d98a6365b28f86d55177",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AT",
    "submitted_at": "2014-04-22T07:06:29Z",
    "title_canon_sha256": "e09e0b08701695d7a4672acf03575e6533ccc69872f8f0647d067043a0cafe8d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.5395",
    "kind": "arxiv",
    "version": 3
  }
}