Pith Number

pith:I6SOVJYE

pith:2013:I6SOVJYEDZAUJAO4AUSPLO5MBR

not attested not anchored not stored refs pending

Quasi-Equiangular Frame (QEF) : A New Flexible Configuration of Frame

Hailong Shi, Hao Zhang

arxiv:1301.6318 v2 · 2013-01-27 · cs.IT · math.AG · math.IT

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{I6SOVJYEDZAUJAO4AUSPLO5MBR}

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	2026-05-18T03:19:34.951859Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

47a4eaa7041e414481dc0524f5bbac0c588ab8eec122599db1c9826c3ce3597f

Aliases

arxiv: 1301.6318 · arxiv_version: 1301.6318v2 · doi: 10.48550/arxiv.1301.6318 · pith_short_12: I6SOVJYEDZAU · pith_short_16: I6SOVJYEDZAUJAO4 · pith_short_8: I6SOVJYE

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/I6SOVJYEDZAUJAO4AUSPLO5MBR \
  | 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: 47a4eaa7041e414481dc0524f5bbac0c588ab8eec122599db1c9826c3ce3597f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4ff5211b8ace68ecac0f1d0041a93d81a54a880b152301f5381b3de7f2cede17",
    "cross_cats_sorted": [
      "math.AG",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2013-01-27T05:16:40Z",
    "title_canon_sha256": "37648a42500a3d8f1f5301206fea0bdb32906c6bf74630844d286006023571b5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.6318",
    "kind": "arxiv",
    "version": 2
  }
}