Pith Number

pith:XEJTGDYN

pith:2017:XEJTGDYNJMKOZTR6L6SYU4BPUG

not attested not anchored not stored refs pending

Topology of pre-images under Anosov endomorphisms

Khosro Tajbakhsh, Mohammad saeed Azimi

arxiv:1702.08167 v4 · 2017-02-27 · 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{XEJTGDYNJMKOZTR6L6SYU4BPUG}

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	2026-05-18T00:44:23.414820Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b913330f0d4b14ecce3e5fa58a702fa19908af4057ea246126e03f4a1115eb0c

Aliases

arxiv: 1702.08167 · arxiv_version: 1702.08167v4 · doi: 10.48550/arxiv.1702.08167 · pith_short_12: XEJTGDYNJMKO · pith_short_16: XEJTGDYNJMKOZTR6 · pith_short_8: XEJTGDYN

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/XEJTGDYNJMKOZTR6L6SYU4BPUG \
  | 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: b913330f0d4b14ecce3e5fa58a702fa19908af4057ea246126e03f4a1115eb0c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5bf7dbcfd520574d9f35d215f8f1f1a20ec6f60de06320deca184999ed7a361a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2017-02-27T07:34:19Z",
    "title_canon_sha256": "ab786de09a9a83d6112501bf5a4f4254b9da8c3a98a408d930332c4b475fe74d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.08167",
    "kind": "arxiv",
    "version": 4
  }
}