Pith Number

pith:2VMMVXR4

pith:2023:2VMMVXR4U3VULSE3W4DLXGZDPY

not attested not anchored not stored refs pending

Unique common fixed points of four generalized contractive mappings in ordered partial metric spaces

Sergei Silvestrov, Talat Nazir

arxiv:2308.02523 v1 · 2023-07-31 · math.GM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2VMMVXR4U3VULSE3W4DLXGZDPY}

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	2026-07-05T06:38:03.902934Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d558cade3ca6eb45c89bb706bb9b237e0330fabe0129a9cc60868bb90dc7743e

Aliases

arxiv: 2308.02523 · arxiv_version: 2308.02523v1 · doi: 10.48550/arxiv.2308.02523 · pith_short_12: 2VMMVXR4U3VU · pith_short_16: 2VMMVXR4U3VULSE3 · pith_short_8: 2VMMVXR4

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/2VMMVXR4U3VULSE3W4DLXGZDPY \
  | 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: d558cade3ca6eb45c89bb706bb9b237e0330fabe0129a9cc60868bb90dc7743e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b3e74f34c13061d6e93f9ff5bf2779247c9beae80f46ef9461c78d673db62bcb",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.GM",
    "submitted_at": "2023-07-31T03:15:17Z",
    "title_canon_sha256": "bbb4966237df15dc0c980322199d8a0ab830434727f1d473ef6bba72d8159017"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2308.02523",
    "kind": "arxiv",
    "version": 1
  }
}