Pith Number

pith:WISYCSTM

pith:2016:WISYCSTMJRY3ADSLC7GLAUR27N

not attested not anchored not stored refs pending

Geometric properties of a sine function extendable to arbitrary normed planes

Horst Martini, Ralph Teixeira, Vitor Balestro

arxiv:1601.06287 v1 · 2016-01-23 · math.MG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WISYCSTMJRY3ADSLC7GLAUR27N}

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	2026-05-18T01:22:04.854223Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b225814a6c4c71b00e4b17ccb0523afb474260e51222a5844891162de7f44808

Aliases

arxiv: 1601.06287 · arxiv_version: 1601.06287v1 · doi: 10.48550/arxiv.1601.06287 · pith_short_12: WISYCSTMJRY3 · pith_short_16: WISYCSTMJRY3ADSL · pith_short_8: WISYCSTM

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/WISYCSTMJRY3ADSLC7GLAUR27N \
  | 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: b225814a6c4c71b00e4b17ccb0523afb474260e51222a5844891162de7f44808

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d9e783a3eda4055f6821d1a5305456d037e4e494fac67204fc318f4a43c993dd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.MG",
    "submitted_at": "2016-01-23T16:39:36Z",
    "title_canon_sha256": "590ec49940d087eb7c5e55ebce529d84f000af1e5835bf05915a96ac55f186ab"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1601.06287",
    "kind": "arxiv",
    "version": 1
  }
}