Pith Number

pith:IEHXJFMK

pith:2015:IEHXJFMKLJEXMSJQBWLMKYOZTR

not attested not anchored not stored refs pending

On The Quantitative Isoperimetric Inequality In The Plane

Antoine Henrot (EDP), Chiara Bianchini, Gisella Croce (LMAH)

arxiv:1507.08189 v1 · 2015-07-29 · math.MG · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IEHXJFMKLJEXMSJQBWLMKYOZTR}

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	2026-05-18T01:36:08.181711Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

410f74958a5a497649300d96c561d99c40e2c6fded46c9efbc2b1fd648f5c3e9

Aliases

arxiv: 1507.08189 · arxiv_version: 1507.08189v1 · doi: 10.48550/arxiv.1507.08189 · pith_short_12: IEHXJFMKLJEX · pith_short_16: IEHXJFMKLJEXMSJQ · pith_short_8: IEHXJFMK

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/IEHXJFMKLJEXMSJQBWLMKYOZTR \
  | 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: 410f74958a5a497649300d96c561d99c40e2c6fded46c9efbc2b1fd648f5c3e9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6ba387cb0d4a8a265d5cb4a989507508e61f167cd4a400e8256e354df026cab6",
    "cross_cats_sorted": [
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.MG",
    "submitted_at": "2015-07-29T15:40:42Z",
    "title_canon_sha256": "61e427d7cc959827bc6a0230a708590f9ce0da1c613d5b3b01ef6792469e3b5c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.08189",
    "kind": "arxiv",
    "version": 1
  }
}