Pith Number

pith:TMWG77N6

pith:2026:TMWG77N6OTBE2YTIOBFLMYH6WO

not attested not anchored not stored refs pending

Periodic point theorem for generalized graphic contractions

Evgeniy Petrov

arxiv:2605.23658 v1 · 2026-05-22 · 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{TMWG77N6OTBE2YTIOBFLMYH6WO}

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	2026-05-25T02:02:24.557538Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9b2c6ffdbe74c24d6268704ab660feb39e41690d887444537e5cca3bb2eb2124

Aliases

arxiv: 2605.23658 · arxiv_version: 2605.23658v1 · doi: 10.48550/arxiv.2605.23658 · pith_short_12: TMWG77N6OTBE · pith_short_16: TMWG77N6OTBE2YTI · pith_short_8: TMWG77N6

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/TMWG77N6OTBE2YTIOBFLMYH6WO \
  | 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: 9b2c6ffdbe74c24d6268704ab660feb39e41690d887444537e5cca3bb2eb2124

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f2bf34f29f93bb2cb396bfd1bb491520fa6a06575b777e05d7d389a72e1427c7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GN",
    "submitted_at": "2026-05-22T14:10:19Z",
    "title_canon_sha256": "e1f05b748f4cd993de5fb6a4fb11f0054861abc6692008e48b98ccad20f8a7cc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.23658",
    "kind": "arxiv",
    "version": 1
  }
}