Pith Number

pith:QLLKJMHD

pith:2011:QLLKJMHDR7GJLK6RUXBEQOMX4B

not attested not anchored not stored refs pending

The Hamiltonian geometry of the space of unitary connections with symplectic curvature

Joel Fine

arxiv:1101.2420 v1 · 2011-01-12 · math.SG · math.AG · math.DG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QLLKJMHDR7GJLK6RUXBEQOMX4B}

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	2026-05-18T00:48:06.135249Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

82d6a4b0e38fcc95abd1a5c2483997e07ca8d9c33ace1a1da7ba6d02b2bc9a53

Aliases

arxiv: 1101.2420 · arxiv_version: 1101.2420v1 · doi: 10.48550/arxiv.1101.2420 · pith_short_12: QLLKJMHDR7GJ · pith_short_16: QLLKJMHDR7GJLK6R · pith_short_8: QLLKJMHD

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/QLLKJMHDR7GJLK6RUXBEQOMX4B \
  | 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: 82d6a4b0e38fcc95abd1a5c2483997e07ca8d9c33ace1a1da7ba6d02b2bc9a53

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "985bea7f4fbc74e586115c31775cd3d16553db0d7fb3b742e48ee2bf0bb5e402",
    "cross_cats_sorted": [
      "math.AG",
      "math.DG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.SG",
    "submitted_at": "2011-01-12T18:31:39Z",
    "title_canon_sha256": "405d99da24be52eeda46ebd94861c49f32a4223f7ef346711ee79ab9eb68fcef"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1101.2420",
    "kind": "arxiv",
    "version": 1
  }
}