Pith Number

pith:DWEBJIRH

pith:2019:DWEBJIRHCFY5XNR2G3OH67YBWL

not attested not anchored not stored refs pending

An effective proof of the Cartan formula: the even prime

Anibal M. Medina-Mardones

arxiv:1907.12113 v3 · 2019-07-28 · math.AT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DWEBJIRHCFY5XNR2G3OH67YBWL}

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.

Cited by

1 paper in Pith

Classifying Logical Gates in Quantum Codes via Cohomology Operations and Symmetry

Receipt and verification

First computed	2026-07-05T00:12:28.913130Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1d8814a2271171dbb63a36dc7f7f01b2f473fb93be0de986d85436a2eeb8f45b

Aliases

arxiv: 1907.12113 · arxiv_version: 1907.12113v3 · doi: 10.48550/arxiv.1907.12113 · pith_short_12: DWEBJIRHCFY5 · pith_short_16: DWEBJIRHCFY5XNR2 · pith_short_8: DWEBJIRH

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/DWEBJIRHCFY5XNR2G3OH67YBWL \
  | 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: 1d8814a2271171dbb63a36dc7f7f01b2f473fb93be0de986d85436a2eeb8f45b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "68d68fe6e6a5c175fd4c4f17b8110b665bb510b6055f1ae4057f64585a6fe03f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AT",
    "submitted_at": "2019-07-28T17:26:39Z",
    "title_canon_sha256": "272a8198d81f86e363febc9b19870a4ffb317301548f1328061b4830da1741da"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.12113",
    "kind": "arxiv",
    "version": 3
  }
}