Pith Number

pith:M6Q642LA

pith:2015:M6Q642LAU4LXVSETAZ4CYQRJFT

not attested not anchored not stored refs pending

Prescribed curvature tensor in locally conformally flat manifolds

Mauricio Pieterzack, Romildo Pina

arxiv:1512.06724 v1 · 2015-12-21 · 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{M6Q642LAU4LXVSETAZ4CYQRJFT}

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	2026-05-18T01:23:59.833394Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

67a1ee6960a7177ac89306782c42292ccd7f1fe678dcd593e4f6a67c278ff7d2

Aliases

arxiv: 1512.06724 · arxiv_version: 1512.06724v1 · doi: 10.48550/arxiv.1512.06724 · pith_short_12: M6Q642LAU4LX · pith_short_16: M6Q642LAU4LXVSET · pith_short_8: M6Q642LA

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/M6Q642LAU4LXVSETAZ4CYQRJFT \
  | 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: 67a1ee6960a7177ac89306782c42292ccd7f1fe678dcd593e4f6a67c278ff7d2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3a2b8aba84c4d175914b33c6e8fc347c9f2ff1ef3c15fbe6d624cf7c957814bb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2015-12-21T17:40:18Z",
    "title_canon_sha256": "b6e109899141b49df4a85cc90d9ea3a24d5bdaa6710ef956861187eacd156843"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.06724",
    "kind": "arxiv",
    "version": 1
  }
}