Pith Number

pith:HDNC6NRV

pith:2011:HDNC6NRV7CMS6S3A5CKYB5IQHH

not attested not anchored not stored refs pending

Skew Killing spinors

Georges Habib, Julien Roth (LAMA)

arxiv:1110.2061 v1 · 2011-10-10 · 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{HDNC6NRV7CMS6S3A5CKYB5IQHH}

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	2026-05-18T03:32:45.520124Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

38da2f3635f8992f4b60e89580f51039c4b1d4506627d88435b2c56ed3c90c80

Aliases

arxiv: 1110.2061 · arxiv_version: 1110.2061v1 · doi: 10.48550/arxiv.1110.2061 · pith_short_12: HDNC6NRV7CMS · pith_short_16: HDNC6NRV7CMS6S3A · pith_short_8: HDNC6NRV

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/HDNC6NRV7CMS6S3A5CKYB5IQHH \
  | 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: 38da2f3635f8992f4b60e89580f51039c4b1d4506627d88435b2c56ed3c90c80

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ceb7f337d3c5008b7f54a644717ffdb09c16010ad32b9e8618d7074270c2ff0e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2011-10-10T14:54:03Z",
    "title_canon_sha256": "1d566a9ff7bf31d967cefa97944a569281bc9ed1bf8bc630efa11e62701eae6a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1110.2061",
    "kind": "arxiv",
    "version": 1
  }
}