Pith Number

pith:JD2NYSQ5

pith:2017:JD2NYSQ53YQBAO2WZ4SQCYFNKR

not attested not anchored not stored refs pending

Cauchy's infinitesimals, his sum theorem, and foundational paradigms

Alexandre Borovik, David M. Schaps, David Sherry, Karin U. Katz, Mikhail G. Katz, Piotr Blaszczyk, Semen S. Kutateladze, Thomas Mcgaffey, Tiziana Bascelli, Vladimir Kanovei

arxiv:1704.07723 v2 · 2017-04-25 · math.HO · math.CA · math.LO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JD2NYSQ53YQBAO2WZ4SQCYFNKR}

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	2026-05-18T00:41:17.705444Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

48f4dc4a1dde20103b56cf250160ad5460abf54487c0c10c5051c0e79cfb224a

Aliases

arxiv: 1704.07723 · arxiv_version: 1704.07723v2 · doi: 10.48550/arxiv.1704.07723 · pith_short_12: JD2NYSQ53YQB · pith_short_16: JD2NYSQ53YQBAO2W · pith_short_8: JD2NYSQ5

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/JD2NYSQ53YQBAO2WZ4SQCYFNKR \
  | 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: 48f4dc4a1dde20103b56cf250160ad5460abf54487c0c10c5051c0e79cfb224a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ef89436e269300ec109f450ff9829a764eaef32ff0fa5ace73a6a310f50991b5",
    "cross_cats_sorted": [
      "math.CA",
      "math.LO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.HO",
    "submitted_at": "2017-04-25T14:53:58Z",
    "title_canon_sha256": "48b601f0ea75728e7aabfabe5c108997b628efb5c84d9ee5cbba57d10b21be3a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.07723",
    "kind": "arxiv",
    "version": 2
  }
}