Pith Number

pith:SKSOTOA2

pith:2017:SKSOTOA2RR4W4XWMNATC47QHIR

not attested not anchored not stored refs pending

On the F-expanding of Homoclinic class

Bo Li, Wanlou Wu

arxiv:1710.08487 v1 · 2017-10-23 · math.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SKSOTOA2RR4W4XWMNATC47QHIR}

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	2026-05-18T00:32:15.898393Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

92a4e9b81a8c796e5ecc68262e7e0744650714eea244e6192c6d14dcf4bbfd8b

Aliases

arxiv: 1710.08487 · arxiv_version: 1710.08487v1 · doi: 10.48550/arxiv.1710.08487 · pith_short_12: SKSOTOA2RR4W · pith_short_16: SKSOTOA2RR4W4XWM · pith_short_8: SKSOTOA2

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/SKSOTOA2RR4W4XWMNATC47QHIR \
  | 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: 92a4e9b81a8c796e5ecc68262e7e0744650714eea244e6192c6d14dcf4bbfd8b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "13cc6a9e88e4a180848109aa723bb8c9ed5e063f129e68db6ac45d7da016f962",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2017-10-23T20:06:47Z",
    "title_canon_sha256": "a2624e61ca1a69b1e64cc216f04ecbf4ff902b03787cf363c8f14c9a57f7edba"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.08487",
    "kind": "arxiv",
    "version": 1
  }
}