Pith Number

pith:7FLYIDOI

pith:2019:7FLYIDOIYZWRNX5RQ2YDP4WIL7

not attested not anchored not stored refs pending

Supertropical Monoids II: Lifts, Transmissions, and Equalizers

Manfred Knebusch, Zur Izhakian

arxiv:1905.02091 v1 · 2019-05-06 · math.AC · math.RA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7FLYIDOIYZWRNX5RQ2YDP4WIL7}

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	2026-05-17T23:46:56.391501Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f957840dc8c66d16dfb186b037f2c85fcbf053a67431ae1f5be9fa97af402da8

Aliases

arxiv: 1905.02091 · arxiv_version: 1905.02091v1 · doi: 10.48550/arxiv.1905.02091 · pith_short_12: 7FLYIDOIYZWR · pith_short_16: 7FLYIDOIYZWRNX5R · pith_short_8: 7FLYIDOI

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/7FLYIDOIYZWRNX5RQ2YDP4WIL7 \
  | 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: f957840dc8c66d16dfb186b037f2c85fcbf053a67431ae1f5be9fa97af402da8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9f73f708e666c7d3cb27241ec2cf1ce49a931b227c29047c8a5103ca551b052c",
    "cross_cats_sorted": [
      "math.RA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AC",
    "submitted_at": "2019-05-06T15:17:23Z",
    "title_canon_sha256": "8f964c8b5b9ec954ad7930b5e646ffd788583ab47c91e2ea0b537a142edeb405"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.02091",
    "kind": "arxiv",
    "version": 1
  }
}