Pith Number

pith:NOU4C4DQ

pith:2011:NOU4C4DQXX37CPQYUSXI7FTPWF

not attested not anchored not stored refs pending

More M-branes on product of Ricci-flat manifolds

V. D. Ivashchuk

arxiv:1107.4089 v3 · 2011-07-20 · hep-th · gr-qc

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NOU4C4DQXX37CPQYUSXI7FTPWF}

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	2026-05-18T02:28:55.507603Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6ba9c17070bdf7f13e18a4ae8f966fb15543e867ff384923184d1eeff66e49b0

Aliases

arxiv: 1107.4089 · arxiv_version: 1107.4089v3 · doi: 10.48550/arxiv.1107.4089 · pith_short_12: NOU4C4DQXX37 · pith_short_16: NOU4C4DQXX37CPQY · pith_short_8: NOU4C4DQ

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/NOU4C4DQXX37CPQYUSXI7FTPWF \
  | 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: 6ba9c17070bdf7f13e18a4ae8f966fb15543e867ff384923184d1eeff66e49b0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "647e79f19e72a0a89ed545704bf1ad271f1843acffa0ef552c75f720c1d934eb",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2011-07-20T19:57:48Z",
    "title_canon_sha256": "3a5ac31f7c761827eceef6dd0471fc4c0c9bf8d4118b46cd19852ab3827aeae6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1107.4089",
    "kind": "arxiv",
    "version": 3
  }
}