Pith Number

pith:CFIZPOFA

pith:2017:CFIZPOFA7VZWM26NRW7ZVVZVJ5

not attested not anchored not stored refs pending

On the attractor of piecewise expanding maps of the interval

Gianluigi Del Magno, Jo\~ao Lopes Dias, Jos\'e Pedro Gaiv\~ao, Pedro Duarte

arxiv:1711.06554 v1 · 2017-11-17 · 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{CFIZPOFA7VZWM26NRW7ZVVZVJ5}

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	2026-05-18T00:30:18.570948Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

115197b8a0fd73666bcd8dbf9ad7354f55f8eb1ed2d3e4fdbedd26c03edd3064

Aliases

arxiv: 1711.06554 · arxiv_version: 1711.06554v1 · doi: 10.48550/arxiv.1711.06554 · pith_short_12: CFIZPOFA7VZW · pith_short_16: CFIZPOFA7VZWM26N · pith_short_8: CFIZPOFA

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/CFIZPOFA7VZWM26NRW7ZVVZVJ5 \
  | 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: 115197b8a0fd73666bcd8dbf9ad7354f55f8eb1ed2d3e4fdbedd26c03edd3064

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "54f0a2c18fb9e2b6347bbe8df4284b7cf01618fe106fa95010d38c1cf5ea34f6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2017-11-17T14:37:00Z",
    "title_canon_sha256": "7b63fd8fbdfe417677e5e0662a56738d4e9f5c972e36f37862ece1ad0870a72b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.06554",
    "kind": "arxiv",
    "version": 1
  }
}