Pith Number

pith:PAQVOE7G

pith:2011:PAQVOE7GNLBVTW7WBRV5RHPS53

not attested not anchored not stored refs pending

A remark on the topological stability of symplectomorphisms

Jorge Rocha, Mario Bessa

arxiv:1101.5128 v1 · 2011-01-26 · 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{PAQVOE7GNLBVTW7WBRV5RHPS53}

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	2026-05-18T04:06:19.087157Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

78215713e66ac359dbf60c6bd89df2eee8a31bbad2472be55c7a604e00e3b1fa

Aliases

arxiv: 1101.5128 · arxiv_version: 1101.5128v1 · doi: 10.48550/arxiv.1101.5128 · pith_short_12: PAQVOE7GNLBV · pith_short_16: PAQVOE7GNLBVTW7W · pith_short_8: PAQVOE7G

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/PAQVOE7GNLBVTW7WBRV5RHPS53 \
  | 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: 78215713e66ac359dbf60c6bd89df2eee8a31bbad2472be55c7a604e00e3b1fa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "657ae2787557882fa14f3e0c1af16ea5122e5220c8fa8b1fdf5a32a5a6e7901b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2011-01-26T18:54:57Z",
    "title_canon_sha256": "b9a3427d229eba4a737b05d063c41435e0040954cb079f6430d41de82647159f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1101.5128",
    "kind": "arxiv",
    "version": 1
  }
}