Pith Number

pith:BNJMB7WF

pith:2010:BNJMB7WF32JWU4VZMZJVZLDMKE

not attested not anchored not stored refs pending

Selectivity in Quaternion Algebras

Benjamin Linowitz

arxiv:1005.5326 v3 · 2010-05-28 · 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{BNJMB7WF32JWU4VZMZJVZLDMKE}

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	2026-05-18T04:02:36.307241Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0b52c0fec5de936a72b966535cac6c51317ade653c3797a1e3c6d1488fc85b2d

Aliases

arxiv: 1005.5326 · arxiv_version: 1005.5326v3 · doi: 10.48550/arxiv.1005.5326 · pith_short_12: BNJMB7WF32JW · pith_short_16: BNJMB7WF32JWU4VZ · pith_short_8: BNJMB7WF

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/BNJMB7WF32JWU4VZMZJVZLDMKE \
  | 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: 0b52c0fec5de936a72b966535cac6c51317ade653c3797a1e3c6d1488fc85b2d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "783b9220bfaf1c020a4415a29d7f80e9cdf3036ca6e37ea8c19d316c61c6215d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NT",
    "submitted_at": "2010-05-28T16:14:42Z",
    "title_canon_sha256": "de9ead40c14d7d100706f2935d82d35ebc7a647b8c6705d9ca75a377dffe9a24"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1005.5326",
    "kind": "arxiv",
    "version": 3
  }
}