Pith Number

pith:2L4MEGID

pith:2016:2L4MEGIDEMQGZPLWUHBZZAL7AG

not attested not anchored not stored refs pending

Topological Pressure for Locally Compact Metrizable Systems

Andr\'e Caldas

arxiv:1605.01698 v2 · 2016-05-05 · math.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2L4MEGIDEMQGZPLWUHBZZAL7AG}

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	2026-05-18T01:15:31.725442Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d2f8c2190323206cbd76a1c39c817f0189c1bc698bbef875f70b3cede1f94242

Aliases

arxiv: 1605.01698 · arxiv_version: 1605.01698v2 · doi: 10.48550/arxiv.1605.01698 · pith_short_12: 2L4MEGIDEMQG · pith_short_16: 2L4MEGIDEMQGZPLW · pith_short_8: 2L4MEGID

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/2L4MEGIDEMQGZPLWUHBZZAL7AG \
  | 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: d2f8c2190323206cbd76a1c39c817f0189c1bc698bbef875f70b3cede1f94242

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "473d8aa45b285e4c4ffbc5d63f0147ef2d5a9e88e563b51e11f4b20a732cea8e",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2016-05-05T19:22:21Z",
    "title_canon_sha256": "bc06b3bf333c490fd80f90b99141e14bec2447f895401515871a8752d1cb3d1f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1605.01698",
    "kind": "arxiv",
    "version": 2
  }
}