Pith Number

pith:2KG2BWAZ

pith:2014:2KG2BWAZLMD5LQAYHS7CO5QSRQ

not attested not anchored not stored refs pending

Fragility and Persistence of Leafwise Intersections

Basak Z. Gurel, Viktor L. Ginzburg

arxiv:1409.7746 v2 · 2014-09-27 · math.SG · 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{2KG2BWAZLMD5LQAYHS7CO5QSRQ}

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	2026-05-18T02:39:56.763635Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d28da0d8195b07d5c0183cbe2776128c2a9acceba60081f15628d22f4220215f

Aliases

arxiv: 1409.7746 · arxiv_version: 1409.7746v2 · doi: 10.48550/arxiv.1409.7746 · pith_short_12: 2KG2BWAZLMD5 · pith_short_16: 2KG2BWAZLMD5LQAY · pith_short_8: 2KG2BWAZ

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/2KG2BWAZLMD5LQAYHS7CO5QSRQ \
  | 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: d28da0d8195b07d5c0183cbe2776128c2a9acceba60081f15628d22f4220215f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bb9edbd90e5a3a5232faad5a89a45c4b68b7b16214a68b234c569b97f1e0baf1",
    "cross_cats_sorted": [
      "math.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.SG",
    "submitted_at": "2014-09-27T00:30:30Z",
    "title_canon_sha256": "1c4eaa2c03b10c35c4a9e90c1eb9f11a46dd2c32b1faa65e1cf7363085284541"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.7746",
    "kind": "arxiv",
    "version": 2
  }
}