Pith Number

pith:PUROASIU

pith:2014:PUROASIUVYASP2WFSGBTBFIRFN

not attested not anchored not stored refs pending

Local classification and examples of an important class of paracontact metric manifolds

Ver\'onica Mart\'in-Molina

arxiv:1408.6784 v1 · 2014-08-28 · 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{PUROASIUVYASP2WFSGBTBFIRFN}

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	2026-05-18T01:36:20.539220Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7d22e04914ae0127eac591833095112b5b4d65d5f5e78a24ee92ec5a98fc9485

Aliases

arxiv: 1408.6784 · arxiv_version: 1408.6784v1 · doi: 10.48550/arxiv.1408.6784 · pith_short_12: PUROASIUVYAS · pith_short_16: PUROASIUVYASP2WF · pith_short_8: PUROASIU

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/PUROASIUVYASP2WFSGBTBFIRFN \
  | 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: 7d22e04914ae0127eac591833095112b5b4d65d5f5e78a24ee92ec5a98fc9485

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5b3a3eb280a1b4075805e3fef47c064728ac222aedb4c7e6d3eca7cd02a62d25",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2014-08-28T17:21:27Z",
    "title_canon_sha256": "23789aa4f0ba479209028c7270b19c419bb4a026614948b0f86bf2feb2da881d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1408.6784",
    "kind": "arxiv",
    "version": 1
  }
}