Pith Number

pith:HPLAL2XP

pith:2006:HPLAL2XPA7ZBEIWPC4MGSDELWR

not attested not anchored not stored refs pending

Curves in Banach spaces which allow a $C^2$ parametrization

Jakub Duda, Ludek Zajicek

arxiv:math/0603735 v2 · 2006-03-31 · math.CA · math.DG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HPLAL2XPA7ZBEIWPC4MGSDELWR}

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	2026-05-18T02:57:45.619952Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3bd605eaef07f21222cf1718690c8bb46b87b6886f7c9e8b49d0f3835b185174

Aliases

arxiv: math/0603735 · arxiv_version: math/0603735v2 · doi: 10.48550/arxiv.math/0603735 · pith_short_12: HPLAL2XPA7ZB · pith_short_16: HPLAL2XPA7ZBEIWP · pith_short_8: HPLAL2XP

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/HPLAL2XPA7ZBEIWPC4MGSDELWR \
  | 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: 3bd605eaef07f21222cf1718690c8bb46b87b6886f7c9e8b49d0f3835b185174

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1b036212855d887f6ab1c3631e578f25772a1334b151f1008c5767b1b287dd6d",
    "cross_cats_sorted": [
      "math.DG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CA",
    "submitted_at": "2006-03-31T09:19:37Z",
    "title_canon_sha256": "859a4c2eee44e521ec208f8335133eb9bc670768c0f3a22227df507083f3ebe5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0603735",
    "kind": "arxiv",
    "version": 2
  }
}