Pith Number

pith:ZE7ZUMGW

pith:2011:ZE7ZUMGWJVNRNCB5KW6QHC7M45

not attested not anchored not stored refs pending

The Destruction of Tori in Volume-Preserving Maps

J.D. Meiss

arxiv:1103.0050 v1 · 2011-02-28 · nlin.CD

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZE7ZUMGWJVNRNCB5KW6QHC7M45}

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	2026-05-18T04:07:52.633932Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c93f9a30d64d5b16883d55bd038bece74b70c0fd296823f1e028b76622caff08

Aliases

arxiv: 1103.0050 · arxiv_version: 1103.0050v1 · doi: 10.48550/arxiv.1103.0050 · pith_short_12: ZE7ZUMGWJVNR · pith_short_16: ZE7ZUMGWJVNRNCB5 · pith_short_8: ZE7ZUMGW

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/ZE7ZUMGWJVNRNCB5KW6QHC7M45 \
  | 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: c93f9a30d64d5b16883d55bd038bece74b70c0fd296823f1e028b76622caff08

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bd09c5adee04feea1fdd09125f0bbe68d8155edf890d613dabd94f33f6a02880",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.CD",
    "submitted_at": "2011-02-28T22:58:23Z",
    "title_canon_sha256": "e917ce78f9078fd751f72c69acffa05477b762c7f1ea36b7cf5df33d42c99e50"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1103.0050",
    "kind": "arxiv",
    "version": 1
  }
}