Pith Number

pith:GH3IFTEQ

pith:2015:GH3IFTEQE2YOXGFU35ZIA7SC2J

not attested not anchored not stored refs pending

The Gromov-Hausdorff Metric on the Space of Compact Metric Spaces is Strictly Intrinsic

Alexandr Ivanov, Alexey Tuzhilin, Nadezhda Nikolaeva

arxiv:1504.03830 v1 · 2015-04-15 · 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{GH3IFTEQE2YOXGFU35ZIA7SC2J}

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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.

Cited by

1 paper in Pith

Gromov--Hausdorff Distance to Simplexes

Receipt and verification

First computed	2026-05-18T00:52:55.658736Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

31f682cc9026b0eb98b4df72807e42d256e11d22465e448c0685d18068b65c28

Aliases

arxiv: 1504.03830 · arxiv_version: 1504.03830v1 · doi: 10.48550/arxiv.1504.03830 · pith_short_12: GH3IFTEQE2YO · pith_short_16: GH3IFTEQE2YOXGFU · pith_short_8: GH3IFTEQ

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/GH3IFTEQE2YOXGFU35ZIA7SC2J \
  | 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: 31f682cc9026b0eb98b4df72807e42d256e11d22465e448c0685d18068b65c28

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "da41f5815459fad57c77219a75c3c50283687a1a5a2ca6e0c0f7855b708fee87",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.MG",
    "submitted_at": "2015-04-15T09:10:35Z",
    "title_canon_sha256": "4583dd1bf745eb88c43b741940f75add3d0258e1f33bb8636b03c44739237ca5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.03830",
    "kind": "arxiv",
    "version": 1
  }
}