Pith Number

pith:JPMRVGW6

pith:2008:JPMRVGW6OENLAWP5CNT7PARR7X

not attested not anchored not stored refs pending

A connection with parallel torsion on almost hypercomplex manifolds with Hermitian and anti-Hermitian metrics

Mancho Manev

arxiv:0806.3831 v5 · 2008-06-24 · 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{JPMRVGW6OENLAWP5CNT7PARR7X}

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	2026-05-18T03:56:23.096822Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4bd91a9ade711ab059fd1367f78231fdcaf8235c2e289373b8fabc7e5d67f4f3

Aliases

arxiv: 0806.3831 · arxiv_version: 0806.3831v5 · doi: 10.48550/arxiv.0806.3831 · pith_short_12: JPMRVGW6OENL · pith_short_16: JPMRVGW6OENLAWP5 · pith_short_8: JPMRVGW6

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/JPMRVGW6OENLAWP5CNT7PARR7X \
  | 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: 4bd91a9ade711ab059fd1367f78231fdcaf8235c2e289373b8fabc7e5d67f4f3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c672b5e3e0a88981062d8809a501fb6a7dfe0d4e2517aae8ef4f09bbc179126d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2008-06-24T07:47:00Z",
    "title_canon_sha256": "8bcd0b85999247edf1713eeadfcdf6c9b644baa7e1871ce50bdeb43b23f8ca78"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0806.3831",
    "kind": "arxiv",
    "version": 5
  }
}