Pith Number

pith:IHYI26GV

pith:2014:IHYI26GVTW7ZPM4VN4BF2ZGPD6

not attested not anchored not stored refs pending

Smoothing 3-dimensional polyhedral spaces

Anton Petrunin, Nina Lebedeva, Vladimir Matveev, Vsevolod Shevchishin

arxiv:1411.0307 v4 · 2014-11-02 · math.DG · 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{IHYI26GVTW7ZPM4VN4BF2ZGPD6}

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	2026-05-18T01:31:03.669696Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

41f08d78d59dbf97b3956f025d64cf1fba1c942e19c3ee02d37416d7b821a8c0

Aliases

arxiv: 1411.0307 · arxiv_version: 1411.0307v4 · doi: 10.48550/arxiv.1411.0307 · pith_short_12: IHYI26GVTW7Z · pith_short_16: IHYI26GVTW7ZPM4V · pith_short_8: IHYI26GV

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/IHYI26GVTW7ZPM4VN4BF2ZGPD6 \
  | 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: 41f08d78d59dbf97b3956f025d64cf1fba1c942e19c3ee02d37416d7b821a8c0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4865b54cfb40834bbf83d0d850dbe3865d3240cacabe1c932fc08b5610226976",
    "cross_cats_sorted": [
      "math.MG"
    ],
    "license": "http://creativecommons.org/licenses/publicdomain/",
    "primary_cat": "math.DG",
    "submitted_at": "2014-11-02T20:02:54Z",
    "title_canon_sha256": "822b35c2a6202e19ba45904adfa9b29df35492eb282af381e18b3586c02e8c01"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1411.0307",
    "kind": "arxiv",
    "version": 4
  }
}