Pith Number

pith:OL6IL4Q2

pith:2018:OL6IL4Q2KLZMHSVIB6DJLX7KXQ

not attested not anchored not stored refs pending

Self-dual formulation of gravity in topological M-theory

Andrea Addazi, Antonino Marciano

arxiv:1802.09940 v2 · 2018-02-26 · 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{OL6IL4Q2KLZMHSVIB6DJLX7KXQ}

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	2026-05-18T00:22:15.572640Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

72fc85f21a52f2c3caa80f8695dfeabc198d68acb1f574321958287c45d1d4c6

Aliases

arxiv: 1802.09940 · arxiv_version: 1802.09940v2 · doi: 10.48550/arxiv.1802.09940 · pith_short_12: OL6IL4Q2KLZM · pith_short_16: OL6IL4Q2KLZMHSVI · pith_short_8: OL6IL4Q2

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/OL6IL4Q2KLZMHSVIB6DJLX7KXQ \
  | 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: 72fc85f21a52f2c3caa80f8695dfeabc198d68acb1f574321958287c45d1d4c6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a3ce0436cd91b21f1809e1164a92a1e41861ae5a8caf965881712d90638327d2",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2018-02-26T07:22:28Z",
    "title_canon_sha256": "668218e39d389a799689f23b1f02b8d51c65a1d937e882e1669c6b11af415006"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.09940",
    "kind": "arxiv",
    "version": 2
  }
}