Pith Number

pith:M6IPI3RF

pith:2005:M6IPI3RFD5D3SZ3AUKHDGEJMO7

not attested not anchored not stored refs pending

Surjectivity for Hamiltonian G-spaces in K-theory

Gregory D. Landweber (University of Oregon), Megumi Harada (University of Toronto)

arxiv:math/0503609 v2 · 2005-03-25 · math.SG · math.DG · math.KT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{M6IPI3RFD5D3SZ3AUKHDGEJMO7}

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.

Cited by

1 paper in Pith

Boundary framings for locally conformally symplectic four-manifolds

Receipt and verification

First computed	2026-07-04T14:39:50.371595Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6790f46e251f47b96760a28e33112c77f078acb37d1ada57ee45ec56bb57921a

Aliases

arxiv: math/0503609 · arxiv_version: math/0503609v2 · doi: 10.48550/arxiv.math/0503609 · pith_short_12: M6IPI3RFD5D3 · pith_short_16: M6IPI3RFD5D3SZ3A · pith_short_8: M6IPI3RF

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/M6IPI3RFD5D3SZ3AUKHDGEJMO7 \
  | 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: 6790f46e251f47b96760a28e33112c77f078acb37d1ada57ee45ec56bb57921a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "18a45618a912359c1c7561e603909e5d15e2a753336b455865abef00aaf79084",
    "cross_cats_sorted": [
      "math.DG",
      "math.KT"
    ],
    "license": "",
    "primary_cat": "math.SG",
    "submitted_at": "2005-03-25T17:53:18Z",
    "title_canon_sha256": "cc7f02e9e6733250639547b90c49ab798ea724e210bba6961555aef308f4fb15"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0503609",
    "kind": "arxiv",
    "version": 2
  }
}