Pith Number

pith:XFWESNBP

pith:2017:XFWESNBP2IIKXAHWSUE4Q734PX

not attested not anchored not stored refs pending

$C^1$ stability of endomorphisms on two dimensional manifolds

A. Portela, J. Iglesias

arxiv:1712.08114 v1 · 2017-12-21 · 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{XFWESNBP2IIKXAHWSUE4Q734PX}

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	2026-05-18T00:27:28.742730Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b96c49342fd210ab80f69509c87f7c7dc8cd0c2c66b2d0241a7fdcfed9e310e1

Aliases

arxiv: 1712.08114 · arxiv_version: 1712.08114v1 · doi: 10.48550/arxiv.1712.08114 · pith_short_12: XFWESNBP2IIK · pith_short_16: XFWESNBP2IIKXAHW · pith_short_8: XFWESNBP

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/XFWESNBP2IIKXAHWSUE4Q734PX \
  | 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: b96c49342fd210ab80f69509c87f7c7dc8cd0c2c66b2d0241a7fdcfed9e310e1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a3aa2a54d7cd7810468e36ce2d05224e3109324d80b3792ca2dd1c2494da592f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2017-12-21T17:48:39Z",
    "title_canon_sha256": "4c0a9939398bb8ab8ac3a06aa8ae701b3e819361b2354c0ab9630089ce6dd50d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.08114",
    "kind": "arxiv",
    "version": 1
  }
}