Pith Number

pith:WNFYCNL5

pith:2018:WNFYCNL5NAFUB5MVZYVTMYRSBK

not attested not anchored not stored refs pending

Manifold Curvature Descriptors from Hypersurface Integral Invariants

Chris Peterson, Javier \'Alvarez-Vizoso, Michael Kirby

arxiv:1804.04808 v1 · 2018-04-13 · 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{WNFYCNL5NAFUB5MVZYVTMYRSBK}

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	2026-05-18T00:18:34.913633Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b34b81357d680b40f595ce2b3662320a9f9b1ddcb686eb510caa24ab69b30221

Aliases

arxiv: 1804.04808 · arxiv_version: 1804.04808v1 · doi: 10.48550/arxiv.1804.04808 · pith_short_12: WNFYCNL5NAFU · pith_short_16: WNFYCNL5NAFUB5MV · pith_short_8: WNFYCNL5

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/WNFYCNL5NAFUB5MVZYVTMYRSBK \
  | 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: b34b81357d680b40f595ce2b3662320a9f9b1ddcb686eb510caa24ab69b30221

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2690e0ace2136b15b2e88d2edc2eac7e14d744fcc6fe1c1d5ef2b1186ffb5799",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2018-04-13T07:25:32Z",
    "title_canon_sha256": "74abedf78a48e9e5278072a075e85bfeec2d9d07200cf76f8d47a12579ea8e1c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.04808",
    "kind": "arxiv",
    "version": 1
  }
}