Pith Number

pith:FAZHLICJ

pith:2017:FAZHLICJJP2FKIV5NMVTN3MH2R

not attested not anchored not stored refs pending

On the number of flats tangent to convex hypersurfaces in random position

Antonio Lerario, Khazhgali Kozhasov

arxiv:1702.06518 v2 · 2017-02-21 · math.AG · 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{FAZHLICJJP2FKIV5NMVTN3MH2R}

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	2026-05-18T00:25:34.599770Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

283275a0494bf45522bd6b2b36ed87d46e4197ce22556247341433ed1755fa1b

Aliases

arxiv: 1702.06518 · arxiv_version: 1702.06518v2 · doi: 10.48550/arxiv.1702.06518 · pith_short_12: FAZHLICJJP2F · pith_short_16: FAZHLICJJP2FKIV5 · pith_short_8: FAZHLICJ

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/FAZHLICJJP2FKIV5NMVTN3MH2R \
  | 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: 283275a0494bf45522bd6b2b36ed87d46e4197ce22556247341433ed1755fa1b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "608680565bdcf88f68728f9bf17d39e292796a9d4d81e4e7e3df6341bc235375",
    "cross_cats_sorted": [
      "math.DG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2017-02-21T18:46:31Z",
    "title_canon_sha256": "4e8c80f02a150fabac3581bdec3e5e6db72940c8850fd27134dd0ee8aef9b8b9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.06518",
    "kind": "arxiv",
    "version": 2
  }
}