Pith Number

pith:5ILFOYER

pith:2015:5ILFOYERLV7M2F7K3JT2B4IHHH

not attested not anchored not stored refs pending

Inertia groups and smooth structures of $(n-1)$-connected $2n$-manifolds

Ramesh Kasilingam

arxiv:1510.03031 v1 · 2015-10-11 · math.GT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5ILFOYERLV7M2F7K3JT2B4IHHH}

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	2026-05-18T00:37:48.815330Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ea165760915d7ecd17eada67a0f10739c4577df836e22de4e75fde22ba25134c

Aliases

arxiv: 1510.03031 · arxiv_version: 1510.03031v1 · doi: 10.48550/arxiv.1510.03031 · pith_short_12: 5ILFOYERLV7M · pith_short_16: 5ILFOYERLV7M2F7K · pith_short_8: 5ILFOYER

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/5ILFOYERLV7M2F7K3JT2B4IHHH \
  | 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: ea165760915d7ecd17eada67a0f10739c4577df836e22de4e75fde22ba25134c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5f867ccc66db94feb3ce652642489fac353a08b89664f5ff2a8cff36c21af846",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2015-10-11T09:55:47Z",
    "title_canon_sha256": "034de70bd3b4153484cd2db5e6b0379271b0b1dc4a73981c9435057adf9ffa2c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.03031",
    "kind": "arxiv",
    "version": 1
  }
}