Pith Number

pith:MTT4RFLG

pith:2011:MTT4RFLGFVC2L2UNILTOYE66SY

not attested not anchored not stored refs pending

Evolution of spacelike surfaces in anti-De Sitter space by their Lagrangian angle

Knut Smoczyk

arxiv:1107.1836 v1 · 2011-07-10 · 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{MTT4RFLGFVC2L2UNILTOYE66SY}

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	2026-05-18T04:18:34.063466Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

64e7c895662d45a5ea8d42e6ec13de962c9f72ea9bc4d722f499d4133f9f43af

Aliases

arxiv: 1107.1836 · arxiv_version: 1107.1836v1 · doi: 10.48550/arxiv.1107.1836 · pith_short_12: MTT4RFLGFVC2 · pith_short_16: MTT4RFLGFVC2L2UN · pith_short_8: MTT4RFLG

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/MTT4RFLGFVC2L2UNILTOYE66SY \
  | 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: 64e7c895662d45a5ea8d42e6ec13de962c9f72ea9bc4d722f499d4133f9f43af

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0510960630cb66a5e6b336756ad4e5484eed06276bb01be746f9c387bdf1e16e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2011-07-10T05:11:01Z",
    "title_canon_sha256": "80538fab5fb85b253b058311dbc7d7eeca7ae99f30939307b7a75038480c8e1c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1107.1836",
    "kind": "arxiv",
    "version": 1
  }
}