Pith Number

pith:7N2LBTTQ

pith:2014:7N2LBTTQTAXI5BKCF3IW26QYZU

not attested not anchored not stored refs pending

Totally isotropic subspaces of small height in quadratic spaces

Glenn R. Henshaw, Lenny Fukshansky, Wai Kiu Chan

arxiv:1409.4717 v1 · 2014-09-16 · math.NT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7N2LBTTQTAXI5BKCF3IW26QYZU}

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	2026-05-18T02:42:45.027278Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fb74b0ce70982e8e85422ed16d7a18cd042045ee4c0bdf6f02c42c8ea1ed4043

Aliases

arxiv: 1409.4717 · arxiv_version: 1409.4717v1 · doi: 10.48550/arxiv.1409.4717 · pith_short_12: 7N2LBTTQTAXI · pith_short_16: 7N2LBTTQTAXI5BKC · pith_short_8: 7N2LBTTQ

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/7N2LBTTQTAXI5BKCF3IW26QYZU \
  | 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: fb74b0ce70982e8e85422ed16d7a18cd042045ee4c0bdf6f02c42c8ea1ed4043

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8db2d4ee64e477e94ef4fcd52dc90808436a7d1b3378e5fa4e1813c4e27f33e5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NT",
    "submitted_at": "2014-09-16T17:59:22Z",
    "title_canon_sha256": "ba6c9e9c6eb78e6d67bdc2cd57eed024f2b3c383e682f803fd5180661b1b8122"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.4717",
    "kind": "arxiv",
    "version": 1
  }
}