Pith Number

pith:5FK6FZD3

pith:2020:5FK6FZD36OZTLOJEAFS6XX5K5Y

not attested not anchored not stored refs pending

Stability of neckpinch singularities

Felix Schulze, Natasa Sesum

arxiv:2006.06118 v2 · 2020-06-10 · math.DG · math.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5FK6FZD36OZTLOJEAFS6XX5K5Y}

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	2026-07-05T10:53:41.597946Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e955e2e47bf3b335b9240165ebdfaaee2481d896c46ed4697aac8a329c9f430c

Aliases

arxiv: 2006.06118 · arxiv_version: 2006.06118v2 · doi: 10.48550/arxiv.2006.06118 · pith_short_12: 5FK6FZD36OZT · pith_short_16: 5FK6FZD36OZTLOJE · pith_short_8: 5FK6FZD3

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/5FK6FZD36OZTLOJEAFS6XX5K5Y \
  | 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: e955e2e47bf3b335b9240165ebdfaaee2481d896c46ed4697aac8a329c9f430c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "23160b864a57df69595715e8bd61282f3eb90402821ab7f578fd948a14952ac7",
    "cross_cats_sorted": [
      "math.AP"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2020-06-10T23:59:33Z",
    "title_canon_sha256": "4d7400b804c9aa9ec0a59394bdaace83777178cc7d8e82c1eb72dd17fa39440e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2006.06118",
    "kind": "arxiv",
    "version": 2
  }
}