Pith Number

pith:EY6QMH7R

pith:2013:EY6QMH7ROCAUW5NOWDABDI2UZ3

not attested not anchored not stored refs pending

Rigidity and height bounds for certain post-critically finite endomorphisms of projective space

Patrick Ingram

arxiv:1310.4114 v1 · 2013-10-15 · math.NT · 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{EY6QMH7ROCAUW5NOWDABDI2UZ3}

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	2026-05-18T03:10:25.007677Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

263d061ff170814b75aeb0c011a354cefba401c20a7d77d2ce2f023a6b391c81

Aliases

arxiv: 1310.4114 · arxiv_version: 1310.4114v1 · doi: 10.48550/arxiv.1310.4114 · pith_short_12: EY6QMH7ROCAU · pith_short_16: EY6QMH7ROCAUW5NO · pith_short_8: EY6QMH7R

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/EY6QMH7ROCAUW5NOWDABDI2UZ3 \
  | 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: 263d061ff170814b75aeb0c011a354cefba401c20a7d77d2ce2f023a6b391c81

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a39546d9d9bf500c4c200b899877c5aa6ac0fe33e8518bbd389d134b463fa50f",
    "cross_cats_sorted": [
      "math.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NT",
    "submitted_at": "2013-10-15T16:51:48Z",
    "title_canon_sha256": "639b9a8331601c9f47458a2695434809b7865f067ae1f652444ecf60f283883c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.4114",
    "kind": "arxiv",
    "version": 1
  }
}