Pith Number

pith:O4MSJIOC

pith:2017:O4MSJIOC6IVQKCOU3CWHL4MQMC

not attested not anchored not stored refs pending

A note on general quadratic groups

Rabeya Basu

arxiv:1705.06998 v2 · 2017-05-18 · math.KT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{O4MSJIOC6IVQKCOU3CWHL4MQMC}

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	2026-05-18T00:43:31.313144Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

771924a1c2f22b0509d4d8ac75f19060b04faa0979569ce0249aa6bce4db82c7

Aliases

arxiv: 1705.06998 · arxiv_version: 1705.06998v2 · doi: 10.48550/arxiv.1705.06998 · pith_short_12: O4MSJIOC6IVQ · pith_short_16: O4MSJIOC6IVQKCOU · pith_short_8: O4MSJIOC

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/O4MSJIOC6IVQKCOU3CWHL4MQMC \
  | 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: 771924a1c2f22b0509d4d8ac75f19060b04faa0979569ce0249aa6bce4db82c7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4959b0747a5ccfec039ba8805db7faca229243c03270006bc0289c43c2643ead",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.KT",
    "submitted_at": "2017-05-18T12:20:33Z",
    "title_canon_sha256": "2c0b9bcecfa0857305345113006bfdd21ad627e0653e993db47e9f6681914b5e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.06998",
    "kind": "arxiv",
    "version": 2
  }
}