Pith Number

pith:CE7IOHLU

pith:2018:CE7IOHLU4IDDXX66HEVFOQBXCH

not attested not anchored not stored refs pending

Homology spheres yielding lens spaces

Motoo Tange

arxiv:1805.03455 v1 · 2018-05-09 · 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{CE7IOHLU4IDDXX66HEVFOQBXCH}

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	2026-05-18T00:16:20.165627Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

113e871d74e2063bdfde392a57403711fd11a6093a058a067632c3a294351480

Aliases

arxiv: 1805.03455 · arxiv_version: 1805.03455v1 · doi: 10.48550/arxiv.1805.03455 · pith_short_12: CE7IOHLU4IDD · pith_short_16: CE7IOHLU4IDDXX66 · pith_short_8: CE7IOHLU

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/CE7IOHLU4IDDXX66HEVFOQBXCH \
  | 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: 113e871d74e2063bdfde392a57403711fd11a6093a058a067632c3a294351480

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5506da8294b029b80f3ef3ba38258e0ded4a035bb30938e860aebbd55230f905",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2018-05-09T11:04:08Z",
    "title_canon_sha256": "2ec6c08ade33c50e7f3d083b2c06ff8c43bffd2f3ecf34ff344c5311177ef659"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.03455",
    "kind": "arxiv",
    "version": 1
  }
}