Pith Number

pith:SFKKGINI

pith:2018:SFKKGINIJHTTOKZHTK7TUKTJJQ

not attested not anchored not stored refs pending

Generating subdirect products

Nik Ruskuc, Peter Mayr

arxiv:1802.09325 v2 · 2018-02-26 · math.RA · math.GR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SFKKGINIJHTTOKZHTK7TUKTJJQ}

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	2026-05-17T23:48:02.026901Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9154a321a849e7372b279abf3a2a694c3317d0497b264377ea3cc5582410a9e3

Aliases

arxiv: 1802.09325 · arxiv_version: 1802.09325v2 · doi: 10.48550/arxiv.1802.09325 · pith_short_12: SFKKGINIJHTT · pith_short_16: SFKKGINIJHTTOKZH · pith_short_8: SFKKGINI

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/SFKKGINIJHTTOKZHTK7TUKTJJQ \
  | 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: 9154a321a849e7372b279abf3a2a694c3317d0497b264377ea3cc5582410a9e3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3eedd4d86c2c33cb1a0d8da39e6fdc71c5b9b5b67d3b4b9005bae51a9b5f51cb",
    "cross_cats_sorted": [
      "math.GR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RA",
    "submitted_at": "2018-02-26T14:37:47Z",
    "title_canon_sha256": "77c5e5c6b3c0406101bb37f8e3fcb1ce1ed18971564ec4773adfd9e3acfbef3f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.09325",
    "kind": "arxiv",
    "version": 2
  }
}