Pith Number

pith:LCGAZUVK

pith:2015:LCGAZUVKNBVTQHXYSKD4PBIF36

not attested not anchored not stored refs pending

Manifolds with almost contact 3-structure and metrics of Hermitian-Norden type

Mancho Manev

arxiv:1506.04376 v3 · 2015-06-14 · 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{LCGAZUVKNBVTQHXYSKD4PBIF36}

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	2026-05-18T00:30:17.960457Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

588c0cd2aa686b381ef89287c78505df8ee11086976256e3082de3e6a262a5c2

Aliases

arxiv: 1506.04376 · arxiv_version: 1506.04376v3 · doi: 10.48550/arxiv.1506.04376 · pith_short_12: LCGAZUVKNBVT · pith_short_16: LCGAZUVKNBVTQHXY · pith_short_8: LCGAZUVK

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/LCGAZUVKNBVTQHXYSKD4PBIF36 \
  | 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: 588c0cd2aa686b381ef89287c78505df8ee11086976256e3082de3e6a262a5c2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "53e2baff0712f5ef251563a21fb7d145cde8f5cb7cc137400c2f3c71a9bc6e21",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2015-06-14T10:52:49Z",
    "title_canon_sha256": "0e41ba171813f7bf13b592906f737b0ffb8d523ca0a0ea9cd353bbb78e5e8164"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.04376",
    "kind": "arxiv",
    "version": 3
  }
}