Pith Number

pith:XV5FM4WQ

pith:2013:XV5FM4WQ3IGA6OMNPJC3I67JXY

not attested not anchored not stored refs pending

Flat Rotational Surface with Pointwise 1-typeGauss map in E4

Ferda\u{g} Kahraman Aksoyak, Yusuf Yayl{\i}

arxiv:1302.2804 v1 · 2013-02-12 · 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{XV5FM4WQ3IGA6OMNPJC3I67JXY}

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	2026-05-18T03:33:50.773110Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bd7a5672d0da0c0f398d7a45b47be9be2d633c92668ea2afa84ccb899a4125e8

Aliases

arxiv: 1302.2804 · arxiv_version: 1302.2804v1 · doi: 10.48550/arxiv.1302.2804 · pith_short_12: XV5FM4WQ3IGA · pith_short_16: XV5FM4WQ3IGA6OMN · pith_short_8: XV5FM4WQ

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/XV5FM4WQ3IGA6OMNPJC3I67JXY \
  | 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: bd7a5672d0da0c0f398d7a45b47be9be2d633c92668ea2afa84ccb899a4125e8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "82d4a5ba63e716255588f72116673d969bb0f54fbce4d6c81ca34a1f753d73b1",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/publicdomain/",
    "primary_cat": "math.DG",
    "submitted_at": "2013-02-12T14:27:10Z",
    "title_canon_sha256": "ad40b6f3484003f5316767fd642f33b5af33072ec7bf9ce0bccbdc39d9b7f285"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.2804",
    "kind": "arxiv",
    "version": 1
  }
}