Pith Number

pith:MCKENMMY

pith:2015:MCKENMMYDS4SP6SMGOD43QFY4S

not attested not anchored not stored refs pending

Smooth Structures on a Fake Real Projective Space

Ramesh Kasilingam

arxiv:1510.03037 v2 · 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{MCKENMMYDS4SP6SMGOD43QFY4S}

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	2026-05-18T00:37:48.800993Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

609446b1981cb927fa4c3387cdc0b8e4abff8cda7b02d27711f8cb2ae1ebff0d

Aliases

arxiv: 1510.03037 · arxiv_version: 1510.03037v2 · doi: 10.48550/arxiv.1510.03037 · pith_short_12: MCKENMMYDS4S · pith_short_16: MCKENMMYDS4SP6SM · pith_short_8: MCKENMMY

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/MCKENMMYDS4SP6SMGOD43QFY4S \
  | 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: 609446b1981cb927fa4c3387cdc0b8e4abff8cda7b02d27711f8cb2ae1ebff0d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "070c538038292a690a790de0e79f552477984ddaaccea4d6c096546eca44461f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2015-10-11T11:12:12Z",
    "title_canon_sha256": "75050bf6d166851416b630d6cc8a96c40384ec886bfc1813a644f0a8323b60b6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.03037",
    "kind": "arxiv",
    "version": 2
  }
}