Pith Number

pith:3R4SNQCU

pith:2022:3R4SNQCUO7U73ZPXUKEEVKEOYL

not attested not anchored not stored refs pending

Perov type T-contractive Mappings on Cone b-Metric Spaces with Generalized c-Distance

Mujahid Abbas, Sergei Silvestrov, Talat Nazir

arxiv:2208.12575 v1 · 2022-08-20 · math.GM · 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{3R4SNQCUO7U73ZPXUKEEVKEOYL}

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	2026-07-05T04:51:47.278251Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dc7926c05477e9fde5f7a2884aa88ec2ddf32a648ba715ada02782c61f62f6df

Aliases

arxiv: 2208.12575 · arxiv_version: 2208.12575v1 · doi: 10.48550/arxiv.2208.12575 · pith_short_12: 3R4SNQCUO7U7 · pith_short_16: 3R4SNQCUO7U73ZPX · pith_short_8: 3R4SNQCU

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/3R4SNQCUO7U73ZPXUKEEVKEOYL \
  | 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: dc7926c05477e9fde5f7a2884aa88ec2ddf32a648ba715ada02782c61f62f6df

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "343961a0fb9ccd8e4a63d337d2ab5865434d82c5a3f45b63c57ab469e906c245",
    "cross_cats_sorted": [
      "math.GN"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.GM",
    "submitted_at": "2022-08-20T20:19:19Z",
    "title_canon_sha256": "50f4296398108f44cae8788671a27f7ddbe777625e9989298190c47b8f6466e0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2208.12575",
    "kind": "arxiv",
    "version": 1
  }
}