Pith Number

pith:FJ6VMWLD

pith:2007:FJ6VMWLDDHKPNZ45K23XBG7DI5

not attested not anchored not stored refs pending

Some remarks on the generalized Tanaka-Webster connection of a contact metric manifold

Beniamino Cappelletti Montano

arxiv:0706.0888 v3 · 2007-06-06 · 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{FJ6VMWLDDHKPNZ45K23XBG7DI5}

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	2026-05-18T03:20:57.499554Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2a7d56596319d4f6e79d56b7709be34767d80424c4e96c2d7ffc1722c5b6e934

Aliases

arxiv: 0706.0888 · arxiv_version: 0706.0888v3 · doi: 10.48550/arxiv.0706.0888 · pith_short_12: FJ6VMWLDDHKP · pith_short_16: FJ6VMWLDDHKPNZ45 · pith_short_8: FJ6VMWLD

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/FJ6VMWLDDHKPNZ45K23XBG7DI5 \
  | 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: 2a7d56596319d4f6e79d56b7709be34767d80424c4e96c2d7ffc1722c5b6e934

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7777336f9dc1e2ea07e785abcea1d5269044160766cca9b78773dcb8e9447232",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "math.DG",
    "submitted_at": "2007-06-06T18:36:54Z",
    "title_canon_sha256": "54d57da85d82c74a9907bf9f891429297394e52972b6e4a5349edec336e4ea37"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0706.0888",
    "kind": "arxiv",
    "version": 3
  }
}