Pith Number

pith:XV36S2MR

pith:2017:XV36S2MRRUMGD6FWZK2S7LLGI7

not attested not anchored not stored refs pending

Improved Approximate Rips Filtrations with Shifted Integer Lattices

Aruni Choudhary, Michael Kerber, Sharath Raghvendra

arxiv:1706.07399 v1 · 2017-06-22 · cs.CG · math.AT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XV36S2MRRUMGD6FWZK2S7LLGI7}

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	2026-05-18T00:41:51.822257Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bd77e969918d1861f8b6cab52fad6647d7c313cce10d48e548381de746c55901

Aliases

arxiv: 1706.07399 · arxiv_version: 1706.07399v1 · doi: 10.48550/arxiv.1706.07399 · pith_short_12: XV36S2MRRUMG · pith_short_16: XV36S2MRRUMGD6FW · pith_short_8: XV36S2MR

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/XV36S2MRRUMGD6FWZK2S7LLGI7 \
  | 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: bd77e969918d1861f8b6cab52fad6647d7c313cce10d48e548381de746c55901

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4a0f51b71f74640cb2e71c217a21953ca9ee024c60c6ed9441e6a2fddbdfbeca",
    "cross_cats_sorted": [
      "math.AT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CG",
    "submitted_at": "2017-06-22T17:01:46Z",
    "title_canon_sha256": "47a245cde14f37c295f38a77ed67a018c7f984a746c4234f21018dc9f4ea2d2a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.07399",
    "kind": "arxiv",
    "version": 1
  }
}