Pith Number

pith:RDXFIZAQ

pith:2012:RDXFIZAQPL7MNVFJA3KF4HB4QO

not attested not anchored not stored refs pending

On Non-contractible Periodic Orbits of Hamiltonian Diffeomorphisms

Basak Z. Gurel

arxiv:1210.3866 v1 · 2012-10-15 · math.SG · 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{RDXFIZAQPL7MNVFJA3KF4HB4QO}

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	2026-05-18T02:57:53.227420Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

88ee5464107afec6d4a906d45e1c3c838abe957fabe076b87bc3a01495e91725

Aliases

arxiv: 1210.3866 · arxiv_version: 1210.3866v1 · doi: 10.48550/arxiv.1210.3866 · pith_short_12: RDXFIZAQPL7M · pith_short_16: RDXFIZAQPL7MNVFJ · pith_short_8: RDXFIZAQ

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/RDXFIZAQPL7MNVFJA3KF4HB4QO \
  | 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: 88ee5464107afec6d4a906d45e1c3c838abe957fabe076b87bc3a01495e91725

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3f0c7fc3d6e52153a8d089d6deb4bb4009c215801705d7c385404aace44d0733",
    "cross_cats_sorted": [
      "math.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.SG",
    "submitted_at": "2012-10-15T01:22:05Z",
    "title_canon_sha256": "d24a556351a223e07e7d946b76f6e78c466f41a2344a9341b5b1e55d7f7c1ecf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.3866",
    "kind": "arxiv",
    "version": 1
  }
}