Pith Number

pith:O6V5SQSJ

pith:2006:O6V5SQSJ2BEBKJ3RSL3U4NTZS4

not attested not anchored not stored refs pending

On different notions of homogeneity for CR-manifolds

Dmitri Zaitsev

arxiv:math/0608300 v1 · 2006-08-12 · math.CV · 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{O6V5SQSJ2BEBKJ3RSL3U4NTZS4}

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	2026-05-18T02:27:06.403976Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

77abd94249d04815277192f74e36799708d413c7ce4ca11b6a5b341a7babb062

Aliases

arxiv: math/0608300 · arxiv_version: math/0608300v1 · doi: 10.48550/arxiv.math/0608300 · pith_short_12: O6V5SQSJ2BEB · pith_short_16: O6V5SQSJ2BEBKJ3R · pith_short_8: O6V5SQSJ

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/O6V5SQSJ2BEBKJ3RSL3U4NTZS4 \
  | 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: 77abd94249d04815277192f74e36799708d413c7ce4ca11b6a5b341a7babb062

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e6db10d60a3dca391746ece77437381638f3bd0afa72b1a5e4c40c6e6abc73fc",
    "cross_cats_sorted": [
      "math.DG"
    ],
    "license": "",
    "primary_cat": "math.CV",
    "submitted_at": "2006-08-12T13:24:51Z",
    "title_canon_sha256": "ef0741a59876c553cf4e97edab9b4c00041fc76034df7b2ba3aa8df9577db0d2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0608300",
    "kind": "arxiv",
    "version": 1
  }
}