Pith Number

pith:UXF66Z24

pith:2010:UXF66Z24RLVFVXC2NJITZSXMRJ

not attested not anchored not stored refs pending

Symplectic real Bott manifolds

Hiroaki Ishida

arxiv:1001.3726 v1 · 2010-01-21 · math.SG · math.AT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UXF66Z24RLVFVXC2NJITZSXMRJ}

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	2026-05-18T04:13:07.146070Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a5cbef675c8aea5adc5a6a513ccaec8a6ae94291695d0db02abe81e5597a488c

Aliases

arxiv: 1001.3726 · arxiv_version: 1001.3726v1 · doi: 10.48550/arxiv.1001.3726 · pith_short_12: UXF66Z24RLVF · pith_short_16: UXF66Z24RLVFVXC2 · pith_short_8: UXF66Z24

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/UXF66Z24RLVFVXC2NJITZSXMRJ \
  | 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: a5cbef675c8aea5adc5a6a513ccaec8a6ae94291695d0db02abe81e5597a488c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ecffdaac0bae02cd75ffaeff7161a54f1264269eed55583b5b7d63358d023b58",
    "cross_cats_sorted": [
      "math.AT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.SG",
    "submitted_at": "2010-01-21T06:02:06Z",
    "title_canon_sha256": "e148e2bf4748038ef39bc4717f6b32bd0d48a7c47fd0fabe506ab8232cb270c3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1001.3726",
    "kind": "arxiv",
    "version": 1
  }
}