Pith Number

pith:6DEZMGDS

pith:2013:6DEZMGDSUY67NX7PPLEIFWCP6Y

not attested not anchored not stored refs pending

On phi-Recurrent (k, m)-Contact Metric Manifolds

A. Tayebi, E. Peyghan

arxiv:1302.4429 v1 · 2013-02-16 · 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{6DEZMGDSUY67NX7PPLEIFWCP6Y}

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	2026-05-18T03:33:13.278203Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f0c9961872a63df6dfef7ac882d84ff62e5ca6191317e7e9cf71578f5823cb31

Aliases

arxiv: 1302.4429 · arxiv_version: 1302.4429v1 · doi: 10.48550/arxiv.1302.4429 · pith_short_12: 6DEZMGDSUY67 · pith_short_16: 6DEZMGDSUY67NX7P · pith_short_8: 6DEZMGDS

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/6DEZMGDSUY67NX7PPLEIFWCP6Y \
  | 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: f0c9961872a63df6dfef7ac882d84ff62e5ca6191317e7e9cf71578f5823cb31

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "de9241c29ecdc92bbe4c8394616803330f29951fb12ba3dbc582c347110de9b1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2013-02-16T05:16:33Z",
    "title_canon_sha256": "5f26fe64563ddc269b4f3e910d112c1aacfcb221e4297be558061f7ad17d17ea"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.4429",
    "kind": "arxiv",
    "version": 1
  }
}