Pith Number

pith:55KASVQZ

pith:2021:55KASVQZYEXGSU2MLVFADFVN2U

not attested not anchored not stored refs pending

Computing Least and Greatest Fixed Points in Absorptive Semirings

Matthias Naaf

arxiv:2106.00399 v3 · 2021-06-01 · cs.LO · cs.CC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{55KASVQZYEXGSU2MLVFADFVN2U}

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.

Cited by

1 paper in Pith

Provenance Analysis and Semiring Semantics for First-Order Logic

Receipt and verification

First computed	2026-07-05T03:05:50.692094Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ef54095619c12e69534c5d4a0196add5308d88416dc61734b27b7c23d3bb682b

Aliases

arxiv: 2106.00399 · arxiv_version: 2106.00399v3 · doi: 10.48550/arxiv.2106.00399 · pith_short_12: 55KASVQZYEXG · pith_short_16: 55KASVQZYEXGSU2M · pith_short_8: 55KASVQZ

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/55KASVQZYEXGSU2MLVFADFVN2U \
  | 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: ef54095619c12e69534c5d4a0196add5308d88416dc61734b27b7c23d3bb682b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c1b6e7e697305100ca2e4eb2dfeb612dca7c37920f1fbefd833cb97f124175b8",
    "cross_cats_sorted": [
      "cs.CC"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2021-06-01T11:18:18Z",
    "title_canon_sha256": "3ef400dcbaee430496caeb79299ac9e84292277641b849a0b7b8e412c5be66d2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2106.00399",
    "kind": "arxiv",
    "version": 3
  }
}