Pith Number

pith:HXHB5Y5L

pith:2023:HXHB5Y5LUGGBH57HHCGSOXRYPB

not attested not anchored not stored refs pending

Fixed point results for set-contractions on semi-metric space with a directed graph

Sergei Silvestrov, Shahin Nosrat Jogan, Talat Nazir, Zakaria Ali

arxiv:2308.01816 v1 · 2023-08-02 · math.GN

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HXHB5Y5LUGGBH57HHCGSOXRYPB}

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	2026-07-05T06:37:23.568307Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3dce1ee3aba18c13f7e7388d275e38784b3ba42366fb1f7ac671a513a2bbd692

Aliases

arxiv: 2308.01816 · arxiv_version: 2308.01816v1 · doi: 10.48550/arxiv.2308.01816 · pith_short_12: HXHB5Y5LUGGB · pith_short_16: HXHB5Y5LUGGBH57H · pith_short_8: HXHB5Y5L

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/HXHB5Y5LUGGBH57HHCGSOXRYPB \
  | 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: 3dce1ee3aba18c13f7e7388d275e38784b3ba42366fb1f7ac671a513a2bbd692

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1b3b56622f90bc5e9f3fcc44f5c495288d744a9dbfbcae0d6ece9f769bde8510",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.GN",
    "submitted_at": "2023-08-02T02:20:16Z",
    "title_canon_sha256": "4e6f83135205f7883968e670262460a9fdb4ce845c30d69bd015f241cdaa4087"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2308.01816",
    "kind": "arxiv",
    "version": 1
  }
}