Pith Number

pith:Z27XDSXE

pith:2026:Z27XDSXEC6VLVB7D7KHRB7IP22

not attested not anchored not stored refs pending

Favard length and generalized projections

Alex McDonald, Izabella Laba, Krystal Taylor

arxiv:2607.28793 v1 · 2026-07-30 · math.CA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Z27XDSXEC6VLVB7D7KHRB7IP22}

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

Applications of Nonlinear Projections to Rectifiable 1-sets

Receipt and verification

First computed	2026-08-03T00:12:53.794778Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cebf71cae417aaba87e3fa8f10fd0fd6a4c5ffbd8cc3ef4130e3a9247a1112e6

Aliases

arxiv: 2607.28793 · arxiv_version: 2607.28793v1 · doi: 10.48550/arxiv.2607.28793 · pith_short_12: Z27XDSXEC6VL · pith_short_16: Z27XDSXEC6VLVB7D · pith_short_8: Z27XDSXE

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/Z27XDSXEC6VLVB7D7KHRB7IP22 \
  | 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: cebf71cae417aaba87e3fa8f10fd0fd6a4c5ffbd8cc3ef4130e3a9247a1112e6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dad573cd3241d9534554767bde87385473288ea84c3cfa2f20281f352e9db97b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CA",
    "submitted_at": "2026-07-30T19:41:51Z",
    "title_canon_sha256": "356cfd8facbb8da621270192144c9f1e7bd05b4664bf3b91fee6d31eae052a55"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.28793",
    "kind": "arxiv",
    "version": 1
  }
}