Pith Number

pith:PUI4ZMAV

pith:2019:PUI4ZMAVIITHLRW7GD2P66JIAR

not attested not anchored not stored refs pending

Prescribing The Gauss Curvature Of Convex Bodies In Hyperbolic Space

J\'er\^ome Bertrand (IMT), Philippe Castillon (IMAG)

arxiv:1903.06502 v1 · 2019-03-15 · math.MG · 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{PUI4ZMAVIITHLRW7GD2P66JIAR}

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	2026-05-17T23:51:10.654809Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7d11ccb015422675c6df30f4ff79280460a54853ceb3e6b18c7213756de5a0c7

Aliases

arxiv: 1903.06502 · arxiv_version: 1903.06502v1 · doi: 10.48550/arxiv.1903.06502 · pith_short_12: PUI4ZMAVIITH · pith_short_16: PUI4ZMAVIITHLRW7 · pith_short_8: PUI4ZMAV

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/PUI4ZMAVIITHLRW7GD2P66JIAR \
  | 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: 7d11ccb015422675c6df30f4ff79280460a54853ceb3e6b18c7213756de5a0c7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "74c722a83f809fe08b5aebbec6528c627f8e8198f72b0044f55197f9976b197c",
    "cross_cats_sorted": [
      "math.DG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.MG",
    "submitted_at": "2019-03-15T12:49:26Z",
    "title_canon_sha256": "f891913732dba31ebf5f8d9a662b3ba31518473eb07ffa6211e8e14317bd3422"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.06502",
    "kind": "arxiv",
    "version": 1
  }
}