Pith Number

pith:RNQRJHW2

pith:2009:RNQRJHW2TUMVXOMWJ3CQZC4BWT

not attested not anchored not stored refs pending

On notions of determinism in topological dynamics

Michael Hochman

arxiv:0901.3606 v3 · 2009-01-23 · 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{RNQRJHW2TUMVXOMWJ3CQZC4BWT}

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	2026-05-18T02:42:15.554478Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8b61149eda9d195bb9964ec50c8b81b4ce083a59712a975a5e153aed88208c59

Aliases

arxiv: 0901.3606 · arxiv_version: 0901.3606v3 · doi: 10.48550/arxiv.0901.3606 · pith_short_12: RNQRJHW2TUMV · pith_short_16: RNQRJHW2TUMVXOMW · pith_short_8: RNQRJHW2

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/RNQRJHW2TUMVXOMWJ3CQZC4BWT \
  | 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: 8b61149eda9d195bb9964ec50c8b81b4ce083a59712a975a5e153aed88208c59

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0b6581b6956e9db4e17efe39e2dc46a4e342eaecb38997817f9d0b2afc5f6014",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2009-01-23T05:32:39Z",
    "title_canon_sha256": "82747fd7f4074db68a8fe67301b737025d1d296ba519ee5c250a0ede3e5c4f1b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0901.3606",
    "kind": "arxiv",
    "version": 3
  }
}